Cockatoos learn to make and use tools when shown by another bird, research reveals.

A thriving economy can lead to the extinction of some languages, scientists believe.

Two US men who spent three decades in prison for rape and murder, one on death row, are released after new DNA evidence proves their innocence.

A bid to safeguard endangered wildflower meadows has backfired, according to an unpublished report by the watchdog Natural England.

A scheme to vaccinate badgers against bovine tuberculosis in a bid to tackle the disease in cattle is launched by the government.

The first British person to contract Ebola during the outbreak in West Africa has made a full recovery, after being treated in a specialist NHS unit.