How Fossils Work
Scientists have uncovered fossils of the most primitive four-legged creature ever found, a link to understanding how fish became tetrapods. What can fossils tell us about our history?
They tell a story, just like the clues at the scene of a crime. It may seem odd to imagine Earth as a giant crime scene, but in a way, that's exactly what paleontologists are doing when they search for and study… » Full Story on HowStuffWorks
They tell a story, just like the clues at the scene of a crime. It may seem odd to imagine Earth as a giant crime scene, but in a way, that's exactly what paleontologists are doing when they search for and study… » Full Story on HowStuffWorks
