BBC

The robot vehicle would retrieve rocks that could be brought to Earth for detailed study.

A toad named after the character in Lord in the Rings joins a new list of species at risk of extinction.

The EPA administrator has been embroiled in allegations of ethics violations for months.

Controversial survey suggests oil platforms can act like offshore reefs and encourage wildlife.

The wild banana that might save the world's banana crop may itself go extinct, scientists have revealed.

Europe's Sentinel satellite tasked with tracking dirty air maps the major emissions of sulphur dioxide.

The loss of the endangered northern white rhino could be reversed by IVF, say scientists.

A new method using existing communications cables could make earthquakes easier to detect.

Scientists used radio tags to track Asian hornets, allowing their nests to be detected quickly.

From fearsome predator to teddy bear: tracing the hidden history of brown bears in Britain.

A cafe is trying to cut its plastic waste by using donated mugs and cups to serve takeaway hot drinks.

A new exhibition reappraises the work of Harry Burton, who photographed the decade-long Tutankhamun excavation.

BBC Reality Check looks at the government's promise of taking back control of UK fishing waters.

Researchers have found that moons in distant solar systems may be the most plentiful habitats in the galaxy.

Legal bid argues UK is discriminating against next generation by failing to cut CO2 emissions fast enough.

The weather system was captured at Lake Superior, Michigan, in the US.

The strain is different to that found in humans, but a genome study hopes to provide clues to fight the infection.

Astronomers have directly imaged a recently formed planet in a distant solar system.

French artist Marina Rees has formed a "whale choir" to launch her new exhibition

Scientists fail to find a koala cuteness gene but DNA may lead to a vaccine for chlamydia in the iconic marsupial.