Turtles killed as they were having sex and then fossilised in position have been described by scientists.

Sika deer living in the forests of Japan listen in to macaque monkey chatter to find top foraging spots, say scientists.

Vietnam and Japan have opened a centre for research into rare earth minerals to challenge China's monopoly of supply.

Scientists unravel the secret of how elephants stay pregnant for two years in research aimed at improving conservation efforts.

Europe has given the go-ahead to a space mission to investigate the two great cosmic unknowns - dark matter and dark energy.

Men who are heavy tea drinkers may be more likely to develop prostate cancer, according to research from Glasgow University.

The UN sustainable development summit in Rio de Janeiro has formally opened with a warning from UN head Ban Ki-moon that progress on the issue is too slow.

Conservationists in Nepal will soon start using special drones as part of efforts to protect endangered species such as rhinos and tigers.