Trilobites: They Were Shorter and at Risk for Arthritis, but They Survived an Ice Age A genetic mutation that knocks a centimeter off height and increases the risk for arthritis may have helped early humans in Europe and Asia to survive, a new study shows. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:WARNING: TOXIC hazard onboard rogue Chinese space station Tiangong-1 to crash into EarthTiangong-1 crash: When will the Chinese space station crash into Earth?Life on Mars? Do these ‘alien fossils’ prove NASA coverup of life on Red Planet?Kimba Journal: A Farming Town Divided: Do We Want a Nuclear Site that Brings Jobs?Dementia BREAKTHROUGH: Alzheimer's will be treatable like HIV, says top expertALIEN PLANET: ‘Hot Saturn’ discovered by NASA's Kepler mission