Nepal's world-renowned community forests are threatened by a sudden rise in demand for firewood following a fuel crisis, officials say.

A reassessment of ancient rocks leads scientists to estimate that Earth's inner core started to form earlier than was previously thought, around 1.3 billion years ago.

Europe's fundamental physics space mission, Lisa Pathfinder, arrives in French Guiana to prepare for its December Launch.

The 48-million-year-old fossilised remains of a horse foetus have been described by scientists.

Corals worldwide are at risk from a major episode of bleaching caused by natural currents and man-made climate change, scientists warm.

The European Food Safety Authority publishes its initial risk assessment of using insects as a source of protein for human consumption and animal feed.

The New Horizons mission returns its first colour image of Pluto's atmospheric hazes and shows them to have a blue tinge.

A number of medals awarded to Antarctic explorer Sir Ernest Shackleton raise £585,000 at a London auction.