Archive: 01/26/2009

'Great speciators' explained: It's intrinsic

New molecular research shows that birds within the family Zosteropidae—named white eyes for the feathers that frame their eyes—form new species at a faster rate than any other known bird. Remarkably, unlike ...

Jan 26, 2009 4.3 / 5 (3) 0

Comet impact theory disproved

New data, published today, disproves the recent theory that a large comet exploded over North America 12,900 years ago, causing a shock wave that travelled across North America at hundreds of kilometres per hour and triggering ...

Jan 26, 2009 3.1 / 5 (10) 6