The Guardian

‘The curve that sets everything straight” was how comedian Phyllis Diller once described the smile. And it’s true that there’s something charming, trustworthy and disarming about a smile – but […]

Fossil from tiny plant eater, Aquilops americanus, suggests horned dinosaurs originated in Asia

Early note shows delight at birth of his daughter while later letters show fame was beginning to be a trial

For more than a decade scientists have been at a loss to explain why there are fewer stars than they predicted

Head direction cells in the bat hippocampus encode three-dimensional representations of space

Climate change played a pivotal role in the extinction of mastodons in North America, new radiocarbon dating of fossils has revealed – though hunting by people may have been the […]

Specially designed ‘ISSpresso’ machine overcomes absence of gravity by firing pressurised water through capsule of coffee

In a winning essay for the Wellcome Trust science writing prize, Kate Szell reports on research into prosopagnosia – face blindness

Half an hour of brain stimulation on sleep-deprived military staff improved their performance twice as much as caffeine