BBC

Scientists say we have time to save polar bears if we act now to reduce greenhouse gas emissions.

UK forces will get a new satellite as the MoD looks to overhaul its space communications provision.

Environment Minister George Eustice seeks to allay environmentalist fears over new planning rules.

The "near-extinct" species is thriving 30 years after being reintroduced in England.

Eight one-horned rhinos have been killed after rains left 85% of the Kaziranga park under water.

While there have been thousands of changes to the virus only one is seen as possibly altering its behaviour.

UK consumers may unwittingly be buying meat linked to the destruction of the Amazon, experts say.

UK safety campaigners raise concerns about an increase in the number of US deaths caused by SUVs.

Researchers have developed a tiny lightweight video camera that can be carried by a beetle.

Experts have shed light on the mystery of how the blackest fish in the deep sea are camouflaged.

The marsupial has bred in the wild in New South Wales for the first time in a century.

Rising global temperatures could see summers that are too hot to work in.

Solar Orbiter takes the closest ever pictures of the Sun, just 77 million km from the surface.

Households and businesses in the UK are producing 1.45 million tonnes of electrical waste a year.

The heatwave would have been almost impossible without human-caused climate change, a study says.

The president hails the changes as "historic", but critics say they are designed to avoid scrutiny.

A telescope high in the Atacama Desert in Chile enters the debate about the age of the Universe.

A star has been sent hurtling across the galaxy after undergoing a partial supernova, astronomers say.

Nearly every country will see their populations fall as the world has fewer babies.

The location of ruler Axayácatl's palace was later used by Spanish conquistador Hernán Cortés.