SCIENCE

Polygamy is illegal in India, but taking a second wife to fetch water is common practice.

Nasa says nuclear fusion and solar power could cut Mars journey times from 8 months down to four months.

More than 200 million people worldwide suffer the effects of air pollution

New species of "highly miniaturised" frogs measure less than one centimetre in length.

The 27th annual National Geographic Traveler Photo Contest is open for entries until 30 June.

Mars One has admitted that only 4,227 people completed its applications as they had to pay admin fees.

The manufacture relied on protein structure in spider silk.

The images were taken at distances of 8 km from the comet surface.

Rare rabbit was photographed, filmed and held by researchers working with WWF.

Unusual details about orbital and rotational patterns of Pluto and its moons revealed.

It is 50 years since astronaut Edward Higgins White became the first American to step into space.

Tweeting seals relay compressed information to scientists for international database.

The Large Hadron Collider has started delivering data for the first time in 27 months.

Dutch photographer Harry Perton captures a stunning image of a turquoise-coloured object.

The delayed choice Wheeler experiment has been demonstrated this time with atoms.

The warming by carbon emissions exceeds combustion heat in a few weeks.

The Thync device uses electrical impulses to change the mood.

Ivory poaching has led to a decline in elephant population from 109,051 in 2009 to 43,330 in 2014.

The ape only lacks an ability to start and control fire.

Ocean Cleanup project will also create high-resolution map of plastic waste in Pacific.

Nasa astronaut Edward White undertook the first United States space walk on 3 June 1965 during Gemini IV

A prehistoric cemetery containing hundreds of graves containing sacrificial human remains were discovered by archaeologists in northwest China.

Rescuers from British Divers Marine Life Rescue fighting to save pod of whales on Staffin Island

Photos illustrate the link between environmental and social issues such as climate change and poverty.

A helium balloon carrying a saucer-shaped Nasa spacecraft is set for take-off on Tuesday (2 June) to test Mars landings.

The hybrid species found to lead to less genetic diversity.

The stack is made of available polymers and a silver layer.

The tubes stretch from 600 kms above the ground to the plasmasphere.

These targets are still not enough to limit warming to two deg C.