SCIENCE

New York authorities defend themselves over accusations birds don't need killing.

The shrimp's alien-like appearance is due to a 'third eye'.

This was astronauts Shane Kimbrough's fourth and Thomas Pesquet's first spacewalk.

Scientists got a surprise when they put ancient genes into fruit flies to test an old theory.

The big chill that followed the impact appears to have played a bigger role in dinosaur extinction than we thought.

Medicine bottles, coins and medical instruments dating from the 1st Century CE were among the finds.

Over the past week alone, a series of of powerful storms dumped 20 inches (50cm) of precipitation on some areas.

Archaeologists uncover tombs and crypts dating to the reigns of Pharaohs Thutmose III and Amenhotep II.

Storm chaser Mike Olbinski captures lightning, tornadoes and dramatic cloud formations in stunning images that convey the awesome power and beauty of nature.

Scientists show how rattlesnakes and kangaroo rats have evolved attack and evade techniques.

Bite marks indicate Carcharocles megalodon was feeding on relatively small prey before they disappeared.

It's because of the way early humans shared food and how they moved social groups when mating.

Optogenetics used to target area of the brain related to emotion and motivation to trigger hunting behaviour.

The blizzard conditions that have caused travel misery and power cuts in northern Britain are moving slowly southwards.

The tomb was also reused at a later stage, in the early Islamic Period.

Hairy-legged bat was thought to feed only on bird blood, but human disruption of its habitat made it change tack.

Fossil of a wombat the size of a bull shedding light on how ancient Aboriginals lived.

Hyoliths – invertebrate animals with cone-shaped shells – were closely related to brachiopods, scientists say.

Analysis of baboon vocal tracts and sounds they make show capacity for speech emerged at least 25 million years ago.

The enormous Cuvette Centrale peatland holds about 30 billion tonnes of carbon.

This cold snap has now been blamed for at least 69 deaths, with homeless people and migrants among those most at risk.

Why is it so hard to guess what three white people have in common?

Spy in the Wild hides cameras in artificial animals to document nature's most fascinating wildlife.

The unprecedented discovery reveals details of the history of maternal health in the Byzantine era.

Facebook, Google and Apple all receive top marks in 'clicking clean' analysis.

The poachers were well educated and organised, confirming the need for local initiatives to be established to counter them.

Cold-loving birds are losing their habitats, but some butterflies are thriving.

Fossil discovery shows a major level of brain organisation had occurred in humans at least 1.8 million years ago.

Scientists say discovery could help explain why so many mammals use communal defecation sites.