Chimpanzees and bonobos react emotionally - sometimes appearing to throw "tantrums" - when they take risks that fail to pay off, say scientists.

The ethics surrounding so-called killer robots will come under scrutiny as a report is presented to the UN's Human Rights Council in Geneva.

Coal on the global market is so cheap that it threatens government attempts to tackle climate change, the chairman of the Environment Agency warns

Researchers have for the first time unravelled the complex structure of the inner protein shell of the HIV molecule.

Germany's national railway company, Deutsche Bahn, plans to test small drones to thwart vandals who spray graffiti on its property.

This spring is on track to be the UK's coldest for more than 50 years, provisional Met Office figures suggest.

Campaigners welcome new EU rules aimed at saving Europe's depleted fish stocks and helping small fishing fleets.

Nasa's Curiosity rover confirms what everyone has long suspected - that astronauts on a Mars mission would get a big dose of damaging radiation.