BBC News

Scientists in Germany have invented an indoor sun.

The satellite, funded by India, will help South Asian nations boost their communication services.

The scheme is part of the government's draft clean air plan, which critics dismissed as "toothless".

After a protracted legal battle, ministers are forced to reveal anti-pollution proposals.

Watch the moment a young ape is freed after two years locked away in a wooden cage in Indonesia.

A fossil found on Skye of the early mammal suggests it had a set of milk teeth, say palaeontologists.

Two coders will share a $55,000 prize for what a Nasa official calls the "ultimate 'geek' dream assignment.

Scientists are counting albatrosses on remote islands from satellite images.

Super-sharp images from a US satellite are keeping track of remote bird-breeding sites.

Pioneering work that extracts information from audio of gunshots could help solve criminal cases.

Amur tigers were nearly driven to extinction, but conservation work in Russia is helping them bouncing back slowly.

Lulu the killer whale had 20 times the expected level of banned chemicals known as PCBs in her system.

Researchers say noise could affect how whales, dolphins and seals find food and communicate.

Using the insecticide thiamethoxam in spring could reduce bee numbers later in the year, a study finds.

One of the UK's last killer whales, which was found dead last year, had some of the highest levels of a toxic pollutant ever recorded.

The fissure that will lead to the breakaway of one of the largest bergs ever seen has a new branch.

The UK Government has decided not to appeal against the High Court's rejection of a bid to delay publication of its draft plan to tackle illegal levels of air pollution.

Nasa says its Saturn probe encountered very few particles in its dive inside the rings last week.

A fossil kept in storage in a museum for decades turns out to that of a new species, say researchers.

A group in Ontario are using animals like capybaras and kinkajous to reduce stress.

Botanists unlock the genetic workings of the tea plant, in a move that could improve flavour.

Overseas territories' ministers say Brexit is distracting the government from environmental issues.

A SpaceX Falcon 9 has launched a classified military satellite - known only as NROL-76 - into orbit.

Changing rules on best before dates and the sale of "wonky vegetables" could help cut waste, MPs say.

The US president said he hoped the new order would create "thousands and thousands" of jobs.

The DNA of extinct humans can be retrieved from sediment in caves - even in the absences of skeletal remains.

The UK Government has lost a court bid to delay publication of its air pollution strategy.

The Cassini spacecraft is back in contact with Earth after diving in between Saturn's rings and cloudtops.

Scottish Fold cats have increased in popularity through social media.

A study that claims humans reached the Americas 130,000 years ago, much earlier than previously suggested, has run into controversy.

Government rapped again for failure to tighten flood-prevention rules on new homes

New recordings show newborn humpback whales and mothers "whisper" to each other, to avoid predators.

The deepest and oldest waters on Earth are not immune from contamination, warn scientists.

Scientists have calculated the optimal strategy for throwing something accurately, even a ball of paper.

Homo naledi could be from just 200,000 years ago, not three million, a study suggests.

Scientists were able to keep premature lambs alive for a month using an artificial "plastic bag" womb.

The largest family tree of dog ever assembled shows how dogs evolved into more than 150 modern breeds.

Scientists publish a new atlas of the poles, detailing the sometimes strange shapes on the ocean floor.

Sudan is a the northern white rhino, and the last chance for the survival of his species.

Fossils found in rock from beneath the sea may be the oldest known fungi by one to two billion years.

A start-up company is persuading local councils in the UK to turn local plastic waste into roads.

Academic staff from EU countries should be urgently guaranteed a right to stay, say MPs.

Many people are unsure about what machine learning is, but the chances are they are using it every day.

A caterpillar that munches on plastic bags could hold the key to tackling plastic waste, say scientists.

'Better you than me,' jokes US president as astronaut Peggy Whitson reveals drinking recycled urine.

The UK government may face legal action after seeking to delay publishing its plan to tackle air pollution until after the general election.

A new theory may explain the background to one of the most famous works of art ever produced.

An ex-child soldier who has spent years risking his life to fight illegal mining and wildlife poaching in the Democratic Republic of Congo has been given a prestigious award that honours 'environmental defenders' around the world.

Roadsides are often littered with rubbish and weeds but they are havens for rare flowers.

Steve is a "remarkably common" gas ribbon in the upper atmosphere.