Geophysicists propose new theory to explain origin of water
The idea that Earth’s water came only from asteroids is a ‘blind spot’, researchers say.
Major study finds smaller role for genes in ageing
Social factors more influential than genetics, family tree analysis finds.
Human papilloma virus: a gift from the Neanderthals
HPV evolved from an acquired sub-strain
Disease-carrying flies seek out cannabis
Surprise result finds sand flies around the world prefer marijuana to other plants, suggesting new control strategies
Life is short for chocolate Labradors
Researchers uncover a surprising link between coat colour and lifespan
Earth has lost 2.5 billion years’ worth of evolutionary history very quickly
Replenishing lost diversity will take more time than humans have got.
Ancient history: deciphering the Roman red dust
Greek and Roman writers record the use of a substance called miltos as a decoration, a medicine – and a handy way to repair a boat. Now scientists have worked out why.
Statins no good for non-cardiovascular conditions, major review concludes
Claims that statins can be used to treat dementia, cancer, and other diseases are not supported by evidence.
The bright and invisible universe
Optical imaging reveals glowing hydrogen as far as the eye can see.