The rotating shoulders and extending elbows that allow humans to reach for a high shelf or toss a ball with friends may have first evolved as a natural braking system for our primate ancestors who simply needed to get out of trees without dying.
Scientists have previously revived ancient bacteria and prehistoric viruses that had been trapped in ice. Experts say they could pose a problem for humanity.
Scientists say that the ancient bacteria known as star jelly seen in Ohio gardens can survive extreme weather, cycling through its wet and dry state. Read more here.