Alien mammals, including mink, wild boar, racoons, shrews and beavers, have invaded Europe to a greater extent than we thought.
BBC: September 5, 2012
The DNA of a cave girl who lived about 80,000 years ago has been analysed in remarkable detail.
August 31, 2012
Researchers have spotted visible-light evidence for one of astronomy's most elusive targets - gravity waves - in the orbit of a pair of dead stars.
BBC: August 29, 2012