Sharp rise in oxygen linked to early animal evolution

New evidence has emerged that early evolution was triggered by a dramatic rise in atmospheric oxygen levels following major climate change.

US team creates 'atom' containing antimatter

Physicists at the University of California, Riverside say they've made what could be a big breakthrough in the understanding of antimatter.

Get back to your desk: workaholics live longer than laid-back people

Want to live for a long time? Cut out the jokes, worry a lot and work hard.