BBC

A new study says global tourism accounts for 8% of carbon emissions, far larger than previously thought.

London scientist Tom Pike watches his experiment leave Earth on a six-month journey to Mars.

A recyclable coffee cup could help replace the 2.5 billion disposable cups binned each year.

The eco-friendly hobbyists trying to stem the rising tide of plastic in the seas.

The eco-friendly hobbyists trying to stem the rising tide of plastic in the seas.

The US space agency has launched its latest mission, heading for the interior of the Red Planet.

Illustrator and planetary scientist James Tuttle Keane explains the significance of Nasa's new mission.

InSight's science mission will reveal the interior of the Red Planet for the first time.

The millions of flowers have created a blaze of colour on the Norfolk landscape.

The InSight probe is due to launch this weekend to investigate the interior of the Red Planet.

Scientists at Imperial College London have spent more than 25 years developing the device.

Methane emissions from lakes could almost double as warming boosts plants that feed gas production.

Extreme weather appears to be disrupting the lifecycle of bats, raising concern over their long-term future.

Norwegian scientists have developed a treatment that can turn arid desert sand into farmland soil.

A collective of scientists recommends that human ancestors be respected as individuals.

Vets who treated the seal, which had a deep neck wound, had "never seen anything as severe".

Kew Gardens' largest glasshouse - the Temperate House - reopens after an ambitious five-year restoration.

The Temperate House at Kew Gardens, which was built in 1863, is home to some of the world's rarest plants.

Scientists piece together the skull of an ancient bird, which had a primitive beak lined with teeth.

In his last paper, the Cambridge physicist tackles multiple universes and a cosmic paradox.