Jealousy is not just part of the human condition, a study suggests, it appears to be hard wired into the brains of dogs too.

The timing of when a girl reaches puberty is controlled by hundreds of genes, say scientists.

Nasa is asking for help to get data back from future science missions orbiting Mars or roaming its surface.

Burning wood to fuel power stations can create as many harmful carbon emissions as burning coal, according to a government report.

The UK government wants to scrap a community veto which allows local politicians to block a future £12bn nuclear waste repository.

Europe's Rosetta probe has acquired new images of the comet it is chasing through space.

A ban on sending leftover food to landfill is needed to move away from a 'throwaway society', say MPs.