Scientists analyse the DNA of an 80,000-year-old Denisovan girl, shedding more light on her relation to our closest extinct evolutionary kin.

Survey data suggest that UK inventors and inventions are on the rise in response to recent economic woes.

A fifth of animals without backbones could be at risk of extinction, according to scientists.

Instruments measuring the flow and height of the Mississippi River find that it ran backward for 24 hours, driven by the storm surge of Hurricane Isaac.

A 7.6-magnitude earthquake strikes off the Philippine island of Samar, causing tsunami evacuations and power cuts.

A family of eyeless, colourless cave-dwelling fish, separated millions of years ago, have turned up on either side of the Indian Ocean.