Science

The Goldilocks Supernova

'Dragon man' fossil may replace Neanderthals as our closest relative

Stress can turn hair gray -- and it's reversible, researchers find

A new type of Homo unknown to science

Exoplanets in 2,034 star-systems get cosmic front-row seat to see Earth

Scientists detect signatures of life remotely

Unraveling the origin of Alzheimer's disease

Physicists bring human-scale object to near standstill, reaching a quantum state

New method could reveal what genes we might have inherited from Neanderthals

Most cancer cells grown in a dish have little in common with cancer cells in people, research finds

We cannot cheat aging and death, study indicates

New discovery shows human cells can write RNA sequences into DNA

Study finds brain areas involved in seeking information about bad possibilities

African great apes to suffer massive range loss in next 30 years

Young T. rexes had a powerful bite, capable of exerting one-sixth the force of an adult

How an elephant's trunk manipulates air to eat and drink

Scientists learn what fuels the 'natural killers' of the immune system