SCIENCE

Californian sea lion weights have dropped by an average of 7kg since 2004 as their population soars.

A Soyuz capsule also carrying Russian cosmonauts Mikhail Kornienko and Sergey Volkov landed in Kazakhstan.

Astronaut Scott Kelly successfully returned home in the early hours Wednesday 2 March.

The species, which lay eggs from April and swell to 6,000, could enter the UK via the English Channel.

Corkscrewed photons create three-way quantum entanglement, suggesting superfast computers can now be believed.

Discovery of giant viruses far more complex than normal virophages offers insights.

Latest find sheds light on dinosaur community in North Africa 95 million years ago.

Preliminary research suggests illegal wildlife trade is more common on the surface Web than on the darknet.

Kelly is set to return to Earth on 1 March, after spending 340 days in space.

Bajorat, 59, was discovered by fishermen on his yacht Sajo off the coast of Barobo town in Surigao del Sur.

Vordonisi Island was submerged under the Marmara Sea by a major earthquake Istanbul in the year 1010.

Astronaut Tim Peake shared image of Wales from the International Space Station on 1 March.

Astrophysicists say extraterrestrial observers may have spotted Earth as it passed in front of the Sun.

The emergency will last 60 days during which time a clean-up is being conducted.

World waits for hatching after aquatic salamander, which can live for 100 years, lays 55 eggs at popular tourist site

Water conservation in Utah is not preventing Great Salt Lake from diminishing, as surface level drops 11 feet.

Hundreds of chickens and ducks found drained of their blood with only clue a four-toed footprint.

Glowee's bioluminescent lighting hopes to bring naturally-produced light to French retail stores in 2017.

First evidence of chimpanzees creating a kind of shrine indicating sacred trees?

Panda managed to fend for himself this winter in Shaanxi Province, munching through 50kg of bamboo every day.

Aldrin and Brian Cox discussed manned mission to Mars at London's Science Museum.

More starving pups are dying before they strike out on their own due to lower fish stocks and warmer seas.

Students and archaeologists at Harvard are using the latest technology to stroll around the Giza pyramids.

Sex lives of ancient Romans is revealed in a new BBC documentary, Pompeii: Life Before Death.

'Super-recognisers' have extraordinary memories that can spot criminals from even the grainiest images.

Moseley discovered the atomic number which measures how many protons elements have.

Astronauts can expect a number of physical changes to their body when working on ISS.

Archaeologists have discovered an 11,000-year-old engraved pendant, thought to be the earliest known Mesolithic art in Britain.

From phone calls with Obama to the first flower to bloom in space – Kelly's best moments.