BBC News

A decade of information about the world's harshest seas has been gathered together from specially tagged wandering seals.

Around half the world's Saiga antelope have died suddenly in Kazakhstan since May 10th, possibly due to stomach bacteria turning on their hosts.

Poor weather forces solar-powered plane Solar Impulse to make unscheduled stop in Japan en route from China to Hawaii.

European researchers have been working on underwater robots that aim to mimic the behaviour of animals and fish.

The plane attempting to circumnavigate the world powered only by the sun, is being forced to make a landing in Japan because of bad weather.

The Solar Impulse, which is attempting the world's first Pacific Ocean crossing in a solar-powered plane, is in holding pattern as weather worsens.

The bumpy road to climate change talks

Swiss pilot Andre Borschberg begins his bid to cross the Pacific, from China to Hawaii, in the zero-fuel Solar Impulse aeroplane.

Solar Impulse, a plane powered entirely by the sun, takes off on the most difficult leg of its mission to fly a solar plane around the world from China to Hawaii.

A powerful undersea earthquake south of Japan shakes buildings in the capital Tokyo and is felt across the country.

Scientists are using drones to monitor gray whales of the coast of California.

Awaiting Unesco's decision on a wonder of the natural world

The Great Barrier Reef should not go on the World Heritage danger list, according to a United Nations draft report.

Virgin Galactic's long road to commercial service

The cast and creators of TV comedy The Big Bang Theory create a scholarship fund for low-income science students.

A man from Calgary reported to be a committed creationist finds five fish fossils dating back 60 million years whilst digging a basement.

A court in India's Rajasthan state rejects a plea to release a tiger who has been branded a killer and caged.

The US is expected to have tough words with China at a regional security meeting, over Beijing's building activities in the South China Sea, says Jonathan Marcus.

How do you pick up an oil platform?

Engineers produce a "shape memory alloy" that can pop back into shape more than 10 million times, shattering previous records for this type of material.

A new species of ancient human has been unearthed in the deserts of Ethiopia, after 3,500,000 years.

A series of images captures two vast blobs of plasma, shot out by a black hole, cannoning into each other in a nearly light-speed cosmic collision.

The BBC's John Maguire joins a scientific expedition that is studying the Common Dolphin population off the west coast of Scotland, and trying to find out why, until recently, it was quite a rare sight.

A human skull from a deep cave in northern Spain shows evidence of a lethal violent attack 430,000 years ago, a study shows.

A new species of ancient human has been unearthed in the Afar region of Ethiopia, scientists report.

Researchers develop a system that adapts to damage in less than a minute, paving the way for robots in the home.

A study of three mice that spent 91 days on the International Space Station finds abnormalities in their skin.

Tourism operators in earthquake-hit Nepal seek guidance from international experts on which areas can be declared safe for trekking and mountaineering.

Sending ice from the Alps to Antarctica

A study tests the idea that large crowds can be counted using data from mobile phone usage and Twitter.

A genetically engineered version of a virus that normally causes cold sores shows real promise for treating skin cancer, say researchers.

The Antarctic ozone hole would have been 40% bigger and a hole over the Arctic would have opened up if ozone-depleting chemicals had not been phased out, according to research.

A volcanic eruption on one of the Galapagos Islands potentially puts Charles Darwin's evolution ecosystem at risk.

Should animals be given human rights?

Parts of the iconic Great Orme headland in north Wales are safeguarded for the future after being bought by the National Trust.

The BBC's Andrew Bomford finds out where the millions of tonnes of earth go that have been excavated during the cross rail project.

The smallest and rarest marine dolphin in the world could be extinct within 15 years if protection is not stepped up, according to research.

The state-of-the-art hospital for poorly birds in Qatar

Is the lorry driver of the future a piece of software?

The planned flight of the sun powered plane, Solar Impulse 2, has been postponed.

Islamic State's capture of Palmyra in Syria threatens the last surviving colony of the northern bald ibis in the Middle East, experts says.

Beavers should be resident in Scotland says the National Trust as it announces its support for reintroduction projects.

In what will be its greatest challenge yet, the zero-fuel aeroplane Solar Impulse will soon try to fly non-stop from China to Hawaii - a journey of more than 8,000km across the Pacific Ocean.

The first round-the-world solar-powered flight, known as the Solar Impulse Two, is hoping to make the next and most difficult leg of its journey.

Renowned mathematician John Nash, subject of the film A Beautiful Mind, dies in a New Jersey taxi crash with his wife.

Jonathan Amos gets a first peek inside the UK aerospace laboratory where Europe's ExoMars rover will be assembled.

Can California learn to live with drought?

Breeding a new plant to save coffee from extinction

Purring spiders use leaves as microphones and speakers to transmit their purring courtship song to a female, scientists find.