The Rio+20 summit ends with an agreement from world leaders that charities say represents a "missed chance" to tackle environmental problems.

Alan Turing, the British mathematical genius and codebreaker, may not have committed suicide, as is widely believed, claims an academic.

A Sumatran rhinoceros, one of the world's most endangered species, gives birth in Indonesia, the fourth recorded case of one being born in captivity.

Research headed by a Swansea University marine biologist offers a potential solution for endangered coral reefs around the world's oceans.

China is to make its first ever attempt at manually docking a spacecraft, the Shenzhou-9, with another space module.