A newly described poison dart frog, which is about the size of a thumbnail, has been found in the forests of the Juruá river ...

An oral vaccine reduced infection risk in a trial where people were deliberately exposed to high doses of norovirus, and ...

Dyson spheres, a type of huge megastructure designed to capture the energy output of a star, would be a sign of an alien ...

New research suggests wealthy democracies offshore their pollution to other nations – but is that what’s really going on?

Women were historically excluded from health studies on the grounds that hormone fluctuations introduced "noise" into the ...

Premenstrual dysphoric disorder can cause monthly cycles of rage, depression, anxiety and self-harm. Treatments are limited, ...

Acclaimed photographers Paul Nicklen and Cristina Mittermeier showcase a changing planet as part of the Photo London ...

In a luxury survival bunker, a rich family lie to each other as Earth's surface becomes unviable. But things change when a ...

Anomalies in the moon’s gravitational field suggest our satellite’s insides are warmer on one side than the other – which ...

Most of us can spot the group of stars known as the Plough or the Big Dipper. But there’s more to explore here, says Abigail ...

It’s a treasure trove of rare manuscripts, some never on show before. The well-thumbed and sometimes illustrated tomes ...

Low water levels at reservoirs like Woodhead in Derbyshire are raising fears of drought conditions over the summer ...