Scientists report that compounds present in breath are unique to individuals - a "breathprint" - and could be exploited in a range of medical applications.

Nineteenth Century tools made from sharks' teeth suggest that two species of shark used to populate the Central Pacific Ocean but are no longer present.

Men going thin on top may be more likely to have heart problems than their friends with a full head of hair, according to researchers in Japan.

Monkey behaviour may help to explain why middle managers suffer the most stress at work, according to research at two leading universities.

With Mars moving behind the Sun as viewed from Earth, Nasa's Curiosity rover is about to enter three weeks of low activity.

Dozens of golden eagle and other rare bird nests may have been destroyed in Highland wildfires, experts warn.

The World Health Organization says there have now been five deaths in China from a new bird flu virus.

Scientists have found a way to read people's dreams using brain scans, a new study suggests.