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

Relatives of Syrian boy Alan Kurdi, whose drowning off Turkey triggered an international outcry, are to be admitted to Canada, his aunt says.

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.

Andy Murray believes he and brother Jamie can take Britain to the verge of Davis Cup victory in Saturday's doubles in Belgium.

Four policemen have been killed in a drive-by shooting at a security checkpoint south of Cairo, Egyptian officials say.

David Cameron is taking allegations of bullying within the Conservative Party's youth wing very seriously, Downing Street says.