The Pope's senior adviser on global warming has urged Catholics all over the world to join global climate marches planned for Sunday.

A study finds that tarantulas evolved almost exactly the same shade of vibrant blue at least eight separate times.

The Brazilian government says it will sue mining company Samarco $5.2bn for the environmental damage caused when a waste water dam collapsed.

Pope Francis celebrates Mass at a shrine where dozens of Ugandan Christians were martyred for their faith on the latest stage of his African trip.

Three people have been killed in a rocket attack on a UN peacekeepers' base in northern Mali, the UN says.

Grant Shapps quits as international development minister amid allegations of bullying in the Conservative Party, the BBC understands.

Britain are one win from a first Davis Cup title in 79 years after Andy and Jamie Murray's doubles victory against Belgium.

Russia strengthens its anti-aircraft defences in Syria by moving a cruiser closer to the coast and deploying new missiles at an air base.