Life got bigger in two, million-fold leaps, scientists say
Tuesday, December 23, 2008 - 11:42
in Paleontology & Archaeology
Earth's creatures come in all sizes, yet they (and we) all sprang from the same single-celled organisms that first populated the planet. So how on Earth did life go from bacteria to the blue whale? "It happened primarily in two great leaps, and each time, the maximum size of life jumped up by a factor of about a million," said Jonathan Payne, assistant professor of geological and environmental science at Stanford. read more