BBC News

Snails use two brain cells to make "complex decisions", a team of scientists finds.

A flat lens made of paint whitener on a sliver of glass could revolutionise optics, its US inventors say.

US astronomers have managed to peer deep into the atmosphere of Jupiter using a radio telescope here on Earth.

Young fish become hooked on eating plastic in the seas in the same way that teenagers prefer unhealthy fast food, researchers say.

Nepal's army begins work to drain rising waters in a lake near Everest, one the highest projects of its kind.

A monk is detained for attempting to smuggle tiger skins and fangs from a Buddhist temple accused of animal trafficking, Thai authorities say.

Following a four-month wait, the clutch of eggs belonging to a curious Slovenian cave salamander has started to hatch.

A dagger entombed alongside the mummy of the Egyptian pharaoh Tutankhamun was made with iron that came from a meteorite, researchers say.

MPs warn that continued soil degradation risks putting some of the UK’s most productive agricultural land beyond profitable use within a generation.

The scientific mystery behind one of British science's most famous insects has finally been solved.

The spectacular, flat landscape that dominates the left side of Pluto's icy "heart" can now be explained, say scientists.

Scientists unravel details of the famous mutation that turned moths black during the industrial revolution.

MSPs vote in favour of a Labour amendment calling for an outright ban on fracking in Scotland as SNP members abstain.

The world's longest and deepest rail tunnel is officially opened in Switzerland, after almost two decades of construction work.

Forty dead tiger cubs are found in a freezer at a famous Thai Buddhist temple that is being closed amid accusations of trafficking and abuse.

Roman tablets discovered during excavations in London include the oldest hand-written document ever found in Britain, archaeologists say.

Aurora Borealis watchers switch from using detection equipment in England to kit in Scotland after missing spectacular displays in March.

While Tim Peake has been in space he has handed out Brit Awards, run the London Marathon, and even done a spacewalk.

The world added far more renewable energy sources than fossil fuels in 2015, with developing countries overtaking richer nations on green spending.

The world's longest, deepest rail tunnel just opened

Water found deep in the Moon was delivered when icy asteroids splashed into magma oceans 4.3 billion years ago, a study suggests.

Scientists in California are testing a spongy material made with the key ingredient of baking soda as means of capturing carbon emissions.

Wildlife authorities in Thailand are removing tigers from a controversial Buddhist temple after accusations of wildlife trafficking and animal abuse.

The director of Cincinnati zoo says he would do the same again after a gorilla, into whose enclosure a child fell, was shot dead.

A woman is feared dead after a crocodile attack in Australia's Daintree National Park.

The killing of a gorilla at a zoo in the US city of Cincinnati after a four-year-old boy fell into its enclosure triggers outrage on social media.

US researchers are testing a key ingredient of baking soda as a means of capturing carbon dioxide.

A new, expandable "room" has been opened up on the International Space Station.

Zoo officials shoot dead a gorilla after it grabbed a four-year-old boy who fell into its enclosure in the US city of Cincinnati.

Piecing together the bare bones of a sea reptile that swam at the time of the dinosaurs.

Alma telescope peers into space from Chile

An onboard camera has captured the successful landing of SpaceX's Falcon 9 rocket, returning from space after launching an Asian communications satellite.

Sainsbury's is trialling new food-cooling technologies that promise to be more eco-friendly than current alternatives.

Roger Harrabin visits a factory in Wales that is using ice to make fridges more economical.

US scientists produce their most precise date yet for the colossal landslide that shaped the big red canyon running through what is now Zion National Park.

All references to climate change's impact on World Heritage sites in Australia are removed from a UN report after a government request.

The water vole has become Britain's most endangered mammal, but a project in Worcestershire is trying to reverse the decline.

Stone rings thought to be created by Neanderthals have been found in France

Scientists have suspended inflation of a new room on the side of the International Space Station.

The Royal Navy is investigating claims the wreckage of a British submarine lost during World War Two has been discovered off the coast of Sardinia.

The sun-powered aircraft Solar Impulse has landed in Lehigh Valley, Pennsylvania, after a near-17-hour flight.

HS2 is an over-priced, gold-plated project and will fail in many of its objectives a group of transport experts warns.

Shareholders at Exxon Mobil AGM reject most proposals but voted in favour of a resolution that could see a climate activist elected to the board in the future.

Researchers investigating a cave in France have identified mysterious stone rings that were probably built by Neanderthals.

The contract is signed that will lead to the construction of one of this century's key astronomical facilities - the European Extremely Large Telescope.

A possible grizzly-polar bear hybrid has been shot by a hunter in northern Canada.

Success is declared by the team drilling into the Chicxulub Crater, the deep scar made in the Earth's surface by the asteroid that hastened the end of the dinosaurs.

A study finds that bizarre, tentacled worms which live attached to crayfish are at risk of extinction, alongside the crayfish themselves.

A news crew has been filming tornados outside Dodge City in Kansas. At least two people were injured in severe storms.