BBC

The Asian country's first surface mission to the Red Planet heads out on a Long March 5 rocket.

Summer 2020 is a popular time for missions to Mars because of the way the planets align - but how long does it take to get there?

MPs will probe a £400m investment in the satellite firm after a top civil servant warned of financial risk.

Humans settled in the Americas much earlier than previously thought, according to new finds from Mexico.

Bats' codes of life contain genetic clues to their "exceptional immunity", which protects them from viruses.

Katta O'Donnell is accusing Canberra of failing to disclose risks from climate change to its bonds.

Experts think the site, estimated to be 1,500 years old, was dedicated to the god of the underworld.

Homeowners using a energy efficiency grant must be protected from bad quality work, campaigners say.

Animal rights campaigners are calling for the closure of hundreds of moon bear farms.

The "zero climate impact" promise covers both its own operations and those of its suppliers.

Environment campaigner Greta Thunberg says she will donate a one-million-euro prize.

The Thames has some of the highest recorded levels of microplastics in the world, a study says.

Fitting thousands of homes with new energy technology could create 50,000 jobs, housing bodies say.

What drove the government's thinking in the crucial stages of the coronavirus outbreak?

The bird struggled for about a week while the elastic on the face mask tightened around its legs.

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.