A study shows that in the last five centuries 73 complete branches of the evolutionary tree have disappeared

The two most common causes are endometriosis, which affects one in 10 women, and decreased lubrication due to menopause.

An unusually well-preserved dinosaur skeleton, a Camptosaurus known as Barry dating from the late Jurassic period, about 150 million years ago, will be auctioned in Paris next month, Reuters reports. The dinosaur, discovered in the…

Jupiter's four largest moons are, in addition to being large, some of the most attractive worlds in the Solar System. There's Io, dotted with more than 400 active volcanoes, or Europa, with its gigantic subterranean ocean that many believe hides...