A £10m prize is being launched to solve one of the modern world's greatest scientific problems - with the public deciding on the challenge.

High-speed charged particles from the Sun are influencing the number of lightning strikes on Earth, a study suggests.

Antarctica is now losing about 160 billion tonnes of ice a year to the ocean - twice as much as when the continent was last surveyed.

A new assessment of the shape of Greenland's glacier fjords suggests the ice region will make a larger contribution to sea-level rise than first thought.

The British Museum carries out scans on eight Egyptian mummies that reveal unprecedented details about these people, and how they lived and died.

Physicists design a new photon collider from existing technology, paving a way to show that light can be converted into matter in the lab.