First Breathtaking Images from Europe's New Sentinel Satellite

The first satellite in the European Space Agency's new Earth-monitoring Sentinel mission is already sending photos home. The first photos are of land use in Belgium, flooding in Namibia, and glacial retreat and land cover monitoring in Antarctica. » 4/16/14 5:06pm Wednesday 5:06pm

17th century priest discovered the Coriolis effect while trying to…

Even the fiercest opponents of science can sometimes make brilliant discoveries...just not quite in the way that they intended. Like Italian priest Giovanni Riccioli, who in his zeal to prove Copernicus wrong unintentionally discovered the Coriolis effect 200 years early. » 1/16/11 1:00pm 1/16/11 1:00pm