BBC News

Using DNA from three people to create a baby is safe, according to a major research study, by scientists at the Wellcome Trust Centre at Newcastle University.

Six months after Tim Peake blasted off to the International Space Station, he is preparing for his return to Earth.

British astronaut Tim Peake has been on the International Space Station for nearly six months, where the climate is unsurprisingly constant.

Researchers discover fossils that suggest the famous Hobbit species shrank on the Indonesian island of Flores within the space of 300,000 years.

A kayaker has filmed a close encounter with a 23ft (7m) basking shark off the south coast of the Isle of Man.

Italy's tomatoes and Thailand's potent chillies, although closely associated with these nations, have their historical roots elsewhere, a study reveals.

Footage of Bryde's whales feeding has been caught on camera.

Up to 85% of the corals in the Chagos Marine Reserve of the British Indian Ocean Territory are estimated to have been damaged or killed in the current global bleaching event.

The Lisa Pathfinder mission, which was designed to demonstrate the technologies needed to detect gravitational waves in space, has been a stunning success, say officials.

Australian scientists have used genetic material to pinpoint the origin of the deep-sea mushroom, an unusual gelatinous creature first dredged up near Tasmania in 1986.

The hunt for a cancer cure should be treated with as much urgency as the Ebola outbreak, says US Vice-President Joe Biden.

US scientists try to grow human organs inside pigs to solve the transplant shortage by injecting human stem cells into pig embryos.

Scientists in the United States are trying to grow human organs inside pigs.

David Cameron and Boris Johnson clash over the impact of the EU on the UK's fishing industry, during an interview with the BBC's Countryfile programme.

The Universe may be expanding up to 9% faster than previously thought, according to new measurements from the Hubble Space Telescope.

Ancient underwater remains thought to be a "long lost city" are in fact the result of a naturally occurring phenomenon, researchers find.

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.