BBC News

The size of a tennis court, it will shield the vision of the biggest space telescope ever built.

A video tracks the behaviour of the protective atmospheric layer over Antarctica across all of 2016.

New images have been released of wildfires that continue to burn close to the Greenland ice sheet.

Scientists study the chemistry of penguin plumage to track the birds' movements.

The eight foxes have started "training" in the back garden of a family in Leicester.

Chantek could also clean his room, make and use tools and learn the route to a restaurant.

There are huge uncertainties in greenhouse gas totals due to inaccurate data, the BBC finds.

Thousands of the "rare" tadpoles have been spotted at a reserve despite adverse breeding conditions.

There are now four species of wild snake native to the UK, not three as scientists first thought.

The algorithm learned to recognise sarcasm, allowing it to spot hate speech faster than humans.

The first record of a pine marten living in Yorkshire for about 35 years

A rash of new incinerators could make it impossible for the UK to meet future recycling targets.

Lisa Kikuchi of SenSprout tells the BBC how she is developing soil moisture sensors to help Japan's farmers.

It's ziplines versus a Sunoco pipeline in one Pennsylvania family's backyard.

How can the UK can keep household bills down while also meeting environmental targets?

The whale heart at Royal Ontario Museum Canada is a rare find, as blue whale carcasses usually sink.

Weather-related deaths could surge by 2100 if nothing is done to curb climate change, scientists say.

This Turkish animal lover was so affected by injured animals, he set out to help them.

A Bristol Water engineer spotted an alligator roaming around the Chew Valley Lake site.

Plans to promote electric vehicles in the UK are not enough tackle air pollution says leading adviser.

Most washing machines come with 25kg of concrete - but researchers claim there's a simple alternative.

A new species of mega-herbivore dinosaur discovered in Alberta, Canada preserves incredible details of its skin, scales and spines.

Researchers have released the most accurate map ever produced of the dark matter in our Universe.

The National Trust weighs into the campaign to keep subsidies for Britain's farmers at the current level.

DNA is shedding light on the people who built Greece's earliest civilizations.

By 2100, millions of people could face a lethal threat from heat and humidity driven by global warming.

Researchers have discovered a new global threat to pollination - artificial light at night.

The technique could prevent deadly diseases being passed down the generations.

The BBC's Claire Marshall travels more than 300 miles north of the Arctic Circle to meet the Inupiat, who call the ocean their "garden".

Lancashire wildlife expert says infected insects go on "death march" like a "zombie horror film".

The risk of accidents from speeding outweighs the air pollution risk, ministers told.

"We didn’t understand all of the physics that were going to occur during these tests."

The shortlisted images in this year's Insight Astronomy Photographer of the Year have now been selected.

All living flowers ultimately derive from a single ancestor that lived about 140 million years ago, a study suggests.

A number of people across Weymouth reported seeing the phenomenon earlier.

The local water board apologises for "causing alarm" with discharge from sewage tank maintenance.

Rangers in Malawi take on the mammoth task of moving hundreds of elephants into safer national parks.

How field crickets are being brought back from the brink of extinction by a unique conservation project.

DNA analyses of tardigrades has given scientists an insight into their incredible survival abilities.

The secretion is very strong, moves with the body and sticks to wet surfaces, scientists say.

A team of astronomers has potentially discovered the first known moon located beyond the Solar System.

Christmas has come early for Lapland zoo polar bears with snow in July.

The clean air strategy should include a scrappage scheme and clean air zones, campaigners say.

Ministers have also unveiled a £255m fund to help councils introduce steps to deal with pollution.

Complaints from the dairy industry are dismissed as vegan group's advert is given the green light.

People wade into the water to help save a dolphin which was stranded close to the shore

Researchers living near the active Hawaiian Volcano Mauna Loa are simulating what it's like to "live" on Mars.

Nasa's Jack Fischer gives his take on this aurora time-lapse from the International Space Station.

Each wind turbine is taller than Big Ben and the farm can power 20,000 homes.

Contentment comes from paying others to take on chores such as cleaning and cooking, a study says.