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Updated 2025-12-20 18:15
Plantwatch: Venus flytrap has ‘fire alarm’ to detect blaze danger
Trigger hairs that close its trap contain heat-sensitive cells that react to a rapid temperature riseA fire alarm" has been discovered in a plant. The Venus flytrap is renowned for its carnivorous trap that snaps shut on unsuspecting insects - when the prey touches sensitive trigger hairs an electrical signal is fired across the trap, and two signals in quick succession close the trap in a fraction of a second.But heat-sensitive cells have also been found in the trigger hairs, acting as a fire alarm. The flytrap grows in grassy swamps in North Carolina in the US, where the grass often dries up and can be set alight by lightning, threatening the plant with serious burns. Continue reading...
Andrew Packard obituary
My friend Andrew Packard, who has died aged 94, was a polymath-scientist and naturalist. His major scientific contribution concerned his work on octopuses, in which he was engaged for most of his life.Andrew's study into why cephalopods change colour in complex patterns demonstrated that it was not just about camouflage but ways of communicating and expressing feelings. Continue reading...
Stewart Cameron obituary
Leading British nephrologist who founded an internationally renowned kidney unit at Guy's hospital in LondonAs a bright young doctor at Guy's hospital in London in the 1960s, Stewart Cameron, who has died aged 89, was determined to be both clinician and researcher, but where should he focus his talents? Irreversible kidney failure - uniformly fatal until then - was just becoming treatable through dialysis or kidney transplantation; both were complex, demanding and dangerous, for patients and doctors alike.Stewart had found his metier and decided to make renal medicine his life's work. The first professor of renal medicine in the UK, he created at Guy's a unit that became internationally known for its research and treatment of kidney failure. Continue reading...
One common virus is still killing thousands of children every year – but new vaccines offer hope | Devi Sridhar
Exciting scientific developments offer solutions to respiratory syncytial virus (RSV). The only barrier is costThe number one cause of infants being hospitalised in the US and Europe is a virus you've probably never heard of: RSV. Most people experience it as a mild infection resembling a cold. But it can be very serious in babies and elderly people. The tell-tale symptoms are abnormally fast breathing, a caving-in of the chest between and under the ribs, and wheezing or crackles - worrying noises caused by the bronchial tubes being inflamed, or the small air sacs in the lungs filling with fluid. The virus makes it harder to breathe and feed, both of which are essential, but even more so for newborn babies.The gap between public awareness of RSV and the toll it takes is massive. Worldwide, it's estimated that each year 64 million people have RSV, causing about 160,000 deaths. And it's the most common cause of lower respiratory tract infections in young children worldwide, killing an estimated 13,000 infants under six months old and an estimated 101,000 children before they reach the age of five. In the UK, about 33,500 children under five are hospitalised with RSV each year, and it causes 20 to 30 deaths. While we tend to hear less about it, the burden on the NHS caring for RSV in children is higher than that for flu.Prof Devi Sridhar is chair of global public health at the University of EdinburghDo you have an opinion on the issues raised in this article? If you would like to submit a response of up to 300 words by email to be considered for publication in our letters section, please click here. Continue reading...
UK drug advisers recommended decriminalising possession in 2016, leak reveals
Exclusive: Guardian has seen copy of 27-page report that Home Office attempted to keep confidentialThe UK government's official drug advisers privately advocated for a formal repeal of the criminalisation of personal-use drug possession in 2016, a leaked document has revealed.The Guardian has seen a copy of the 27-page pro-decriminalisation report, which the Home Office ignored at the time but then fought a three-year battle to keep confidential after a freedom of information request. Continue reading...
Justice for Neanderthals! What the debate about our long-dead cousins reveals about us
They were long derided as knuckle-draggers, but new discoveries are setting the record straight. As we rethink the nature of the Neanderthals, we could also learn something about our own humanityThere's a human type we've all met: people who find a beleaguered underdog to stick up for. Sometimes, the underdog is an individual - a runt of a boxer, say. Sometimes, it is a nation, threatened by a larger neighbour or by the rising sea. Sometimes, it is a tribe of Indigenous people whose land and health are imperilled. Sometimes, it is a language down to its last native speakers. The underdog needn't be human: there are species of insect, even of fungi, that have their advocates. But what all these cases all have in common is that the objects of concern are still alive, if only just. The point of the advocacy is to prevent their extinction. But what if it's too late? Can there be advocates for the extinct?The past few years have seen an abundance of works of popular science about a variety of human beings who once inhabited Eurasia: Neanderthals". They died out, it appears, 40,000 years ago. That number - 40,000 - is as totemic to Neanderthal specialists as that better known figure, 65 million, is to dinosaur fanciers. Continue reading...
Will our bees survive the Asian hornet invasion? – podcast
Asian hornets have been spotted in the UK in record numbers this year, sparking concern about what their presence could mean for our native insects, and in particular bee populations. Madeleine Finlay speaks to ecologist Prof Juliet Osborne about why this species of hornet is so voracious, how European beekeepers have been impacted by their arrival, and how scientists and the government are attempting to prevent them from becoming established hereRead more Guardian reporting on invasive species here Continue reading...
Did you solve it? The man who made India’s trains run on time
The answers to today's puzzlesEarlier today I set you five problems from Creative Puzzles to Ignite Your Mind, a book of puzzles by Shyam Sunder Gupta, former Principal Chief Engineer of Indian Railways. Here they are again with solutions.1. Brahmagupta's basket Continue reading...
Tell us your experience of accessing Covid antiviral medicines in the UK
We would like to hear from people who are eligible for antivirals and their experience accessing themDuring the Covid pandemic, a centralised system was developed for prescribing antiviral drugs to high risk patients who test positive for Covid.However in June this year the system was changed, with each NHS integrated care board (ICB) in England now having their own arrangements. As a result, people who are eligible for such drugs now need to contact local health services to find out themselves how to get hold of them if they test positive for Covid. Continue reading...
‘I want to see the first African woman in space’: the Kenyan stargazer bringing astronomy to the people
Susan Murabana's passion for astronomy was only sparked in her 20s as science was just for boys'. Now she tours Kenya with a telescope on a mission to reveal the cosmos to all childrenIt's 1.30am in Kenya's parched and sparsely populated north, and 50 people are lying on their backs on the shore of a dried-up river, staring up at the night sky. Thousands of stars create a vast, glittering canvas with the ghostly glow of the Milky Way clearly visible.These stargazers have travelled 250 miles (400km) overland from Nairobi to Samburu county to witness the Perseid meteor shower - a celestial event that happens every July and August. They are not disappointed: every few minutes, arrows of light shoot across the sky like silent fireworks, prompting gasps and arm-waving as people try to pinpoint individual shooting stars. Continue reading...
Can you solve it? The man who made India’s trains run on time
Get your brain on trackUPDATE: The solutions can be read hereBy day, Shyam Sunder Gupta was Principal Chief Engineer of Indian Railways. By night, he was a guru of recreational mathematics.For decades, Gupta spent his free time exploring patterns in numbers, his numerical curiosities finding their way into journals, magazines and books. Continue reading...
Starwatch: moon marks the equinox with cruise past Antares
How proximity to the horizon affects the colours of the moon at different points on EarthCelebrate the equinox this week with the waxing crescent moon, low in the south-south-west, cruising past the red star Antares in Scorpius, the scorpion.The chart shows the view from London at 20:00BST on 21 September. The moon will be approaching its first quarter (half-moon) phase with around 39% of its visible surface illuminated. When it is this low against the horizon, its usually silvery glow will likely be transformed into a ruddier colour. This is because the blue component of its light is scattered out of our direct view by the molecules in the atmosphere. When the moon is close to the horizon, we must look through more of the atmosphere than when it is high, near the zenith, and so the effect of losing the blue light is more pronounced. Continue reading...
Tim Peake backs idea for solar farms in space as costs fall
Astronaut says rockets from Elon Musk's SpaceX can reduce price of launching equipment
Misophonia: what’s behind the phenomenon that makes certain sounds unbearable?
Stress and anxiety triggered by sounds from clocks to pigeons to popcorn affects one in five people in the UK. A new book from Dr Jane Gregory, who experiences misophonia, asks whyFor some it is the sound of a bouncing basketball. For others it is the clearing of a throat. For Dr Jane Gregory the list includes pigeons, ticking clocks and the sound of popcorn being eaten.I cried on the plane the other day because I couldn't figure out the volume on my new headphones and so I couldn't block out the sound of a guy sniffing," she says. Continue reading...
Epigenetics and evolution: ‘the significant biological puzzle’ of sexual orientation
The gay gene' some touted as explaining widespread homosexuality in humans has not been found. Might epigenetics hold the answer?
Who is the mysterious German sandwich thrower? Doesn’t matter. Nothing does any more | Emma Beddington
From local news to international politics, absolutely nothing makes sense any more. Maybe it never will. I'm calling off the search for meaningSo what's your theory about the Magdeburg sandwich thrower? Just in case you haven't yet encountered this mystery for the ages, a phantom chucker of tinfoil-wrapped sausage, cheese and salami fruhstucksbrotchen (breakfast rolls, a German thing presumably, and I can't say I hate it) has been, well ... not terrorising, but perhaps intriguing or mildly irritating residents along the B184 in the Saxony-Anhalt region of Germany.A picture in the newspaper of local football club manager Holger Becker down on one knee, holding out some crumpled foil in which a worthy-looking brown crust is visible, as if proposing to the viewer with it, is a sublime addition to the canon of angry people in local news pointing at stuff.Emma Beddington is a Guardian columnist Continue reading...
Running marathons helped me write my novel
The sport helped with my tenacity, and my creativity tooIn my Chinese family, many of my older relatives are astonished when they learn I enjoy long-distance running. First, they assume long distance" implies one or two miles. Then, when I tell them it's actually 26.2, they stare at me as if I've forgotten how to count. The more traditional ones say something along the lines of, Girls shouldn't run so much."Over time, however, their complaints have lessened. In recent years, running has grown more mainstream in China, especially among the post-1980s generation. With the rise of the middle class and the influence of globalisation, running clubs have become more popular, as have recreational races. While for women, pale, youthful and slender remains the gold standard for beauty in China, there is also a divergent push for more expansive definitions - one that takes into account physical and mental wellbeing, rather than just thinness. For many of my runner friends, long-distance running is about more than exercise. It's about endurance, independence and doing the thing we thought we couldn't do. And as a writer, it's about expanding the possibilities - the parameters of one's imagination. Continue reading...
How thinking in a foreign language improves decision-making
Research shows people who speak another language are more utilitarian and flexible, less risk-averse and egotistical, and better able to cope with traumatic memoriesAs Vladimir Nabokov revised his autobiography, Speak, Memory, he found himself in a strange psychological state. He had first written the book in English, published in 1951. A few years later, a New York publisher asked him to translate it back into Russian for the emigre community. The use of his mother tongue brought back a flood of new details from his childhood, which he converted into his adopted language for a final edition, published in 1966.This re-Englishing of a Russian re-version of what had been an English re-telling of Russian memories in the first place, proved to be a diabolical task," he wrote. But some consolation was given me by the thought that such multiple metamorphosis, familiar to butterflies, had not been tried by any human before." Continue reading...
Who lives and who dies in the next pandemic should not depend on where they live | Michael Marmot
Aids and Covid had the worst impact in poorer countries and communities; a new health accord must address thisThe Covid pandemic was an equivocator with global unity - to misquote the porter in Macbeth. We were united in being affected by the pandemic but both its effects and the responses to it were grossly unequal. More, inequality worsens pandemics, not only current pandemics such as Aids and Covid but those yet to come.Governments are looking to address one side of this equivocation through their negotiations on a pandemic accord that will be discussed during the UN general assembly in New York this month. Such a development is welcome and much needed. It is the other side, inequality, that is missing from the draft pandemic treaty and from governments' pandemic preparedness plans. If lessons are learned, the next pandemic can be made less tragic in its effects. Continue reading...
‘These patients do not have time’: families in UK demand access to new drug that slows brain tumours
Vorasidenib worked in trials but is not yet available on the NHSOn a fine spring day two years ago, Shay Emerton was in good spirits playing for an old pupils' school football team. There was just 10 minutes of the game to play, when his life changed for ever.Emerton, 26, said: The goalie kicked to clear the ball and it hit me on the side of the head. I went dizzy and as I went to run off, my legs buckled beneath me. I thought, I am in trouble here' and then blacked out." Continue reading...
‘Lessons have been forgotten’: is the UK ready for a new Covid variant?
With worrying mutations, limited vaccine rollout, vastly reduced testing and a creaking health service, experts are predicting a tough few months aheadNew variant", care home outbreak", cases rising": you'd be forgiven if the headlines around Pirola, or BA.2.86, the latest Covid strain to arrive in the UK, had triggered a severe case of pandemic deja vu. More than two years since the UK's last lockdown, concerns over BA.2.86 - known to have infected dozens of people in the UK as of last weekend, including 28 at a Norfolk care home - have been rising. The worry is over what is the most striking Sars-CoV-2 strain the world has witnessed since the emergence of Omicron", according to Francois Balloux, professor of computational systems biology and director of the University College London Genetics Institute.That Omicron outbreak resulted in almost half of all Britons getting infected with Covid last year, and we may be facing a repeat performance at what scientists say is the worst possible time. With temperatures falling (colder climes help the virus to thrive), schools and universities returning to large-scale indoor mixing - and at the outset of flu season - the overall rise in infections is already translating to hospitalisations and deaths, increased NHS pressure, as well as more than a million suffering from long-term health problems under the umbrella term long Covid", says Stephen Griffin, professor of cancer virology at the University of Leeds and a member of Independent Sage. The NHS is buckling from continued underfunding and staff shortages." Continue reading...
Diverse mix of seedlings helps tropical forests regrow better, study finds
Malaysia trial shows quicker recovery compared with areas replanted with four or just a single native speciesReplanting logged tropical forests with a diverse mixture of seedlings can help them regrow more quickly than allowing trees to regenerate naturally, a study has shown.Satellite observations of one of the largest ecological experiments in the world in the Malaysian state of Sabah have revealed how lowland rainforest recovered over a decade. Continue reading...
A Million Miles Away review – charming space biopic tells an inspiring story
The Amazon drama, about migrant worker turned astronaut Jose Hernandez, is part rousing success story and part Nasa PRA young boy, the son of migrant farmers from Mexico, watches the Apollo 11 moon landing on a rickety living room TV set, riveted. The same young boy, now a young man, applies to Nasa's astronaut selection program 11 times, year after year, without success. The young man, now middle-aged, finally makes it to the Kennedy Space Center, only to train several more years for even a shot at exiting Earth.A Million Miles Away, the Amazon biopic of the astronaut Jose Hernandez, has all the ingredients of an inspiring, sanded-down success story: Hernandez, played capably by Michael Pena, went from itinerant student to barrier-breaking electrical engineer to the International Space Station, the first migrant farm worker to go to space. It hits the usual beats of space heroism - the ambition of a gravity-defying dream, the vaunted heroism of the space program, the sacrifices in the name of science and patriotism - with chapters delineated by ingredients to success" in life, first outlined by his father, in line with Hernandez's later career as a motivational speaker. Continue reading...
How to boost your child’s memory | Letter
Research has shown that having more elaborate conversations with infant children could lead to more detailed accounts of personal memories later in life, writes Jonathon O'BrienSophie McBain (The big idea: are memories fact or fiction?, 11 September) raises some interesting questions about infantile amnesia", a phenomenon first named by Sigmund Freud. In recent years, research into infantile amnesia has provided data on the impact of social factors on childhood memory development.Experiments have shown, for example, that more elaborate parental conversation with children between 20 and 29 months was associated with subsequently more detailed accounts of personal memories by the children. Continue reading...
Astronomy Photographer of the Year - winners and finalists
The Royal Observatory in Greenwich has announced winning and commended entrants in this year's contest Continue reading...
Reanimated spiders and smart toilets triumph at Ig Nobel prizes
Electric chopsticks and jamais vu' studies also scoop awards recognising research that makes people laugh, then think'From using dead spiders to grip objects to probing the weird feeling that occurs when the same word is written over and over again, researchers investigating some of the quirkiest conundrums in science have been honoured in this year's Ig Nobel prizes.Unlike the rather more stately Nobel prizes - which will be announced next month - the Ig Nobel prizes celebrate unusual areas of research that make people laugh, then think". They also come with a rather less majestic cheque: this year's winning teams will each receive a 10 trillion dollar bill ... from Zimbabwe. Continue reading...
‘From sensationalism to science’: Nasa appoints UFO research chief – video
Nasa is to engage a global army of citizen sky watchers to help it solve the mystery of unidentified anomalous phenomena, more commonly known as UFOs, and search for life on other worlds.The space agency has also appointed its first director of UAP research - a de facto chief of UFO studies.Nasa said new technology such as AI will be crucial to the effort to advance analytical techniques, and it wants to eliminate the stigma that surrounds the reporting of sightings by military pilots and the public
How my husband’s fruit flies inspired the cloning pioneer Ian Wilmut | Letter
Yvonne Whalley on her late husband's pupil who went on to lead the team that cloned Dolly the sheepThe obituary of the cloning pioneer Sir Ian Wilmut (11 September) refers to a biology teacher who had fired his interests. That was, I believe, my husband, Dr Gordon Whalley, who died in 2008. It was good to know that the care lavished on the fruit flies necessary for his classes, as they gravitated from fridge to airing cupboard to ensure that the little beasts were in prime condition, was in a good cause. Indeed, we learned to open our fridge with care.
Nasa appoints UFO research chief and plans to crowdsource help with sightings
Agency aims to eliminate stigma that surrounds reporting of sightings and shift conversation from sensationalism to science'Nasa is to engage a global army of citizen sky watchers to help it solve the mystery of unidentified anomalous phenomena, more commonly known as UFOs, and search for life on other worlds.The space agency has also appointed its first director of UAP research - a de facto chief of UFO studies - to coordinate its efforts to help explain the unknown, it announced on Thursday, as it unveiled a science-based road map" to collect future data. Continue reading...
‘Theory of all matter’ physicists among 2023 Breakthrough prize winners
Immunologists behind pioneering cancer therapy also among recipients of most lucrative prize in scienceTwo physicists who played a key role in advancing a theory that describes the basis of all matter and a pair of immunologists who developed a pioneering cancer therapy that is currently being investigated as a treatment for autoimmune disease are among the winners of the most lucrative prize in science.Founded in 2012, the Breakthrough prize is the world's largest international science prize, with the winners of the five main awards - three in life sciences, one in fundamental physics, and one in mathematics - each receiving a $3m (2.4m) prize Continue reading...
Archaeology world mourns Damian Evans, who discovered medieval cities near Angkor Wat
Tributes flow for incredibly generous' Australian Canadian researcher, who used space laser technology to uncover landscapes in south-east Asia
A haunted life: how Danny Robins became Britain’s high priest of the paranormal
Once a struggling comedy writer, he is now a highly successful podcast presenter and playwright. His secret? GhostsDanny Robins has never seen a ghost and it troubles him, even if, he says, he is torn between wanting proof, and yet being terrified by what that would mean". Instead, he lives vicariously - as we all do, those of us who are fans of his podcasts - through the people who tell him their ghost stories.Robins has become Britain's most famous collector of paranormal experiences; his 2021 podcast The Battersea Poltergeist, was a huge hit, and his latest, The Witch Farm, is a creepy investigation into a haunted remote farmhouse in Wales. He has made two series of Uncanny, in which he interviews people who claim to have had a paranormal experience and scrutinises their stories. There's his West End play 2.22 A Ghost Story, and he is about to bring Uncanny to TV, with a BBC Two show, as well as a live tour. It's quite a twist of fate - Robins likes the idea of fate - for the man who, not so long ago, was down to his last fiver. Continue reading...
Mother of blood cancer survivor in drive for stem cell donors in England
Sarah Cripps launches Swab to Save a Child campaign to encourage more people to register to donateA campaign to get more people to donate stem cells is taking place across England this weekend, as charities say there is an urgent need to increase the register in the UK.A network of mothers have teamed up with the blood cancer charity DKMS to raise awareness and encourage more people to register to donate their stem cells at drive-in events on 17 September. Continue reading...
Should American bully XLs be banned? – podcast
The UK home secretary, Suella Braverman, is pushing for a ban on American bully XL dogs after an attack on an 11-year-old girl in Birmingham. Madeleine Finlay hears from Guardian Midlands correspondent Jessica Murray about how this relatively new breed became so popular, and from bioethicist Jessica Pierce about whether we need to reevaluate our expectations of dog ownershipRead more Guardian reporting on this story here Continue reading...
Hope for thousands as NHS approves drug for acute migraine
First and only Nice-recommended medicine could alleviate misery' of condition in England and WalesNHS health advisers have approved the first treatment for acute migraine in a decision that promises to bring relief to about 13,000 people.The National Institute of Health and Clinical Excellence (Nice) has recommended a drug called rimegepant, also known as Vydura, which is made by Pfizer. Continue reading...
Earth ‘well outside safe operating space for humanity’, scientists find
First complete scientific health check' shows most global systems beyond stable range in which modern civilisation emergedEarth's life support systems have been so damaged that the planet is well outside the safe operating space for humanity", scientists have warned.Their assessment found that six out of nine planetary boundaries" had been broken because of human-caused pollution and destruction of the natural world. The planetary boundaries are the limits of key global systems - such as climate, water and wildlife diversity - beyond which their ability to maintain a healthy planet is in danger of failing. Continue reading...
Newly discovered green comet Nishimura could be visible in Australian skies within days
Astronomer says the best way to spot it will be at sunrise and sunset away from light pollution, but warns comets are unpredictable
‘The really feared symptom’: world-first Australian study examines cancer survivors’ ongoing pain
Researchers say blood and lung cancer patients more likely to experience higher levels of pain in later life
Vostochny cosmodrome: the remote Russian spaceport hosting Kim and Putin
Leaders meet at far-eastern base, which most recently hosted ill-fated launch of Luna-25 spacecraftFor his meeting with Kim Jong-un of North Korea, Vladimir Putin has chosen to show off one of his pet projects: a modern cosmodrome he had built in the remote forests of eastern Russia to demonstrate his great aspirations in space exploration.The Vostochny cosmodrome came into service in 2016 and is in the Amur region of Russia's far east, not far from the Chinese border and about 930 miles (1,500km) from the port of Vladivostok. Continue reading...
New mothers may have enhanced ability to see faces in objects
Higher oxytocin levels could be why women find it easier to spot facial features in inanimate objects after having baby, say researchersWhether it's seeing Jesus in burnt toast, a goofy grin in the grooves of a cheese grater, or simply the man in the moon, humans have long perceived faces in unlikely places.Now researchers say the tendency may not be fixed in adults, suggesting it appears to be enhanced in women who have just given birth. Continue reading...
Elon Musk is a lesson in the dangers of unchecked corporate leaders | Siva Vaidhyanathan
When rich people convince themselves that they're rich because they're smart - instead of lucky and ruthless - they misapply their talents to areas beyond their expertiseElon Musk is not the most reckless, destructive or dangerous corporate leader in world history. But he just might be the most reckless, destructive and dangerous corporate leader at this moment.For the past year, as Musk destroyed Twitter from the inside and expanded the influence of his rocket-and-satellite company, SpaceX, we have read accounts of how dependent Ukraine is for military and civilian internet service on a SpaceX subsidiary called StarLink. Meanwhile, Musk's financial debts to the sovereign investment fund of the Saudi royal family have generated significant scrutiny among policy makers and human rights advocates around the world.Siva Vaidhyanathan is a professor of media studies at the University of Virginia and the author of Antisocial Media: How Facebook Disconnects Us and Undermines Democracy. He is also a Guardian US columnist Continue reading...
Teen mental health and social media: what does the evidence tell us? - podcast
Ian Sample talks to Dr Amy Orben, who leads the digital mental health programme at the Medical Research Council's cognition and brain sciences unit, about why the link between teen mental health and social media is so difficult to study, what the current evidence tells us and what advice she gives to parents whose children are entering the online world for the first timeRead more about Dr Amy Orben's recent research hereFind out more about the work of the 5Rights Foundation here Continue reading...
Ministers set to ban single-use vapes in UK over child addiction fears
Government understood to have concluded the disposable nicotine products are mainly aimed at under-18sMinisters are reportedly poised to ban single-use vapes, after a series of calls from councils, leading paediatricians and public waste campaigners to make selling the disposable devices illegal on health and environmental grounds.The move could come next week after the government concluded the products are overwhelmingly aimed at children, who then become addicted. It is due to be revealed in a consultation issued by the Department of Health and Social Care next week, though timings could alter, according to the Daily Telegraph. Continue reading...
Turmeric could be as effective as medicine for indigestion, says study
Natural compound found in spice may reduce excess stomach acid as effectively as omeprazole, first study of its kind findsTurmeric may be as good for treating indigestion as medicine, a study suggests.A natural compound found in the culinary spice may be as effective as omeprazole, a drug used to reduce excess stomach acid and treat indigestion, according to the first study of its kind. The findings were published in the journal BMJ Evidence-Based Medicine. Continue reading...
Nasa says distant exoplanet could have rare water ocean and possible hint of life
Space agency said potential finding of dimethyl sulfide on K2-18 b, produced only by life on Earth, is yet to be confirmedScientists at Nasa have announced the existence of a possible rare water ocean on a giant exoplanet scores of light years away and also a chemical hint of a sign of potential life.The intriguing" discovery was made by the space agency's James Webb telescope, peering 120 light years from Earth in the constellation Leo, building on earlier studies of the region using Webb's predecessors, Hubble and Kepler. Continue reading...
Dolly the sheep scientist Sir Ian Wilmut dies at 79
Titan of the scientific world' led team that cloned first mammal from an adult cell at Edinburgh in 1996Sir Ian Wilmut, the man who led the team that created Dolly the sheep, the first mammal to be cloned from an adult cell, has died, aged 79.Prof Wilmut headed a group of scientists at the Roslin Institute at the University of Edinburgh to create the sheep, which was born on 5 July 1996. Continue reading...
Sir Ian Wilmut obituary
Pioneering embryologist who led the team that created Dolly the cloned sheepNot many people would be willing to say that their lives had been transformed by a sheep. But the embryologist Ian Wilmut, who has died aged 79, was happy to acknowledge the impact of a Finn-Dorset cross called Dolly on his subsequent reputation and career.Dolly, born on 5 July 1996, was the first mammal in the world to be cloned from an adult cell. She was one of a succession of cloned lambs born as a result of Wilmut's research programme at the Roslin Institute, near Edinburgh, into ways of genetically engineering farm animals so that they would produce medically useful products in their milk. This comparatively prosaic ambition was almost entirely eclipsed in the public imagination after Dolly's birth. Her arrival overturned the biological dogma that once a cell had adopted its specialised identity in an adult, it could not be induced to form a new individual. Continue reading...
The big idea: are memories fact or fiction?
Truth and illusion are woven together as we tell ourselves into beingOne of my earliest memories is of being teased on my first day of school for speaking with a Dutch accent. I blamed my mother for this humiliation and returned home furious. It's three, not tree. Th-ree!" I told her. The strange thing about this memory is that it is probably false. My mother swears it was my brother who did this.This kind of confusion is common in families. As stories are told and retold, they take on a life of their own. Details fade and change. It becomes easy to swap one child for another, or to confuse a familiar tale with a personal memory. My recollection feels vivid, but the details become blurrier on closer examination: where was my mother standing when I spoke to her? What was she wearing? I couldn't say. Continue reading...
What if ‘ghosting’ people isn’t just rude, but psychologically harmful? | Nancy Jo Sales
A study found that 76% of people dating have either ghosted or been ghosted. Why is this considered acceptable?When The Banshees of Inisherin became such a hit last year, I couldn't help wondering if one of the reasons it was resonating so powerfully was that - despite being set on a fictional island off the coast of Ireland in the 1920s - it was essentially about ghosting. A man stops talking to his friend without explanation, and the emotional fallout is devastating.In the 1920s, ghosting a close friend would indeed have been shocking. Ghosting as a social move was pretty much unheard of into the 2000s. Remember that 2003 episode of Sex and the City where Carrie is outraged that Jack Berger breaks up with her via Post-it note? I'm sorry. I can't. Don't hate me," says the offending scrap of paper.Nancy Jo Sales is the author, most recently, of Nothing Personal: My Secret Life in the Dating App Inferno Continue reading...
Jackdaws ditch friends to gain food but stick with family, study finds
Researchers in Cornwall find birds stick with offspring, siblings and mating partners even at risk of going hungryBlood may be thicker than water when it comes to humans relationships - and it appears that the same is true of jackdaws after scientists found they readily switch friends to gain food but stick with family even at the risk of going hungry.A study of jackdaw colonies in west Cornwall established that the small crows ditch old friends and make new ones if it helps them get rewards but stick with family through thick and thin. Continue reading...
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