Scientists reporting at a chemistry meeting in the US describe a method to replace up to half the fat of chocolate with any liquid.

A chemical found in red meat explains why eating too much steak, mince and bacon is bad for the heart, say US scientists.

Researchers find evidence that aerosols from burning fossil fuels are affecting the growth of corals in the Caribbean.

A study of century-old remedies that claimed an array of health benefits shows that some contained high levels of toxic elements.

The degree to which Mars' atmosphere has thinned over time is evident in exquisite new measurements from Nasa's Curiosity rover.

Thirty baby ourangutans have been saved from appalling conditions and moved to a new home in Borneo - by wheelbarrow!

The call of the gelada monkey shares surprising similarities with some features found in human speech, scientists find.

Flying across the North Atlantic could get a lot more turbulent in the future if the climate changes as scientists expect, a new study suggests.