BBC News

Student Gina Hale is one of the protesters taking part in the day of climate action.

Nasa finishes assembling the main structural components for its largest rocket since the Apollo-era Saturn V.

Peter Kallang has been awarded a top environmental prize for a successful campaign to stop a mega-dam being built in Borneo.

The global effort to tackle emissions will be debated at the UN Climate Action Summit in New York.

Scientists conclude the major factor is habitat loss driven by human activity.

The reconstructions offer the first glimpse of what the Denisovan looked like.

MarinaTex is an alternative to the single-use plastics such as those used in sandwich packets.

Your downloadable guide to the UK's energy system and why it must change to meet climate pledges.

Pacific nations bear brunt of climate inaction by Australia, US and hosts Japan, says Christian Aid study.

Authorities have tried to clamp down on the fires causing the annual haze - so why is it still happening?

Why is human childbirth so long and difficult? Scientists may have the answer from studying fossils.

A new study shows that there's a higher probability for extreme flooding on UK coasts as global temperatures rise.

What can we do to meet the demands of our increasingly technology-dependent lives?

Astronomers report measurements from a presumed interstellar comet, providing clues about its chemical composition.

Wild relatives of food crops, such as wheat, host an abundant array of genetic material to help the plants cope with a changing climate.

A major research centre says no biological agents have been released from a blast and fire at a lab.

A steel plant in Taranto moves to tackle pollution, but locals say it is too little, too late.

DNA from historical museum specimens may help save the giant salamander from extinction in the wild.

Dozens of students say they were "traumatised" by investigations that left them feeling unsafe on campus.

Why is there a shortage of the precious gas and how is it affecting firms?

The deep thinning in Earth's protective atmospheric layer is not as extensive as it normally is.

A smoky haze has blanketed the region, an annual phenomenon that affects millions of people.

The UK should advance its climate targets by 10 years, says the UK’s former chief scientist.

Jordan is one of the countries most affected by rising temperatures – and it’s predicted to get worse.

They get a bad press compared with bees and beetles, but wasps are truly remarkable creatures.

It's the most powerful greenhouse gas you've never heard of, and levels in the atmosphere are soaring.

Fertility experts find that the left testicle is warmer, but only when a man has his clothes on.

The UK needs to move away from all single-use packaging, say MPs. But have supermarkets got the message?

Survey finds many common species of butterfly enjoyed a good summer this year.

One of Europe's largest dolphin populations needs special protection from marine pollution, say scientists.

The group staged a protest from a bridge in Texas ahead of the Democratic debate.

The co-founder of activist group Extinction Rebellion is among those held in "pre-emptive" raids.

A historic global agreement aimed at halting deforestation and curbing dangerous carbon dioxide emissions has failed, according to a report.

An amateur astronomer has discovered a comet that could have come from a distant star.

Astronomers discover water in the atmosphere of a "habitable" planet orbiting a distant star.

The male skeletons, buried in Roman times, have been holding hands for around 1,500 years.

Plans to restore ecosystems in the countryside will support landowners, its director says.

Scores of fires are raging across Australia's east coast, and the fire season has only just begun.

The ship is believed to be a cargo vessel sunk by a submarine during World War Two.

The approaching high-speed trials will help validate the assumptions that went into building the world's fastest car.

The falling cost of solar power is helping it to disrupt the global energy market.

Up to 200 world leaders are expected to attend the COP26 at the Scottish Event Campus in 2020.

Scientists discover the earliest direct evidence of milk consumption by humans.

Scientists reconstruct the seconds, minutes and hours following the dino-killing asteroid impact.

Farm union unveils plan to slash emissions and combat CO2 - but critics ask why no mention of meat?

Global Commission calls for trillions of dollars to help the world adapt to climate change.

The Global Commission on Adaptation - a group of 34 leaders in politics, business and science say the world urgently needs to be made more "climate change resilient".

Financier Victor Vescovo completes his quest to visit the deepest parts of Earth's five oceans.

The BBC asks former members of India's space agency what went wrong with its most complex mission.