Lesley Newson is a research associate at the University of California, Davis. Her first career was as a science communicator. She was a writer and producer of radio and television science programs for the BBC and has also written a number of books, including Devastation! and All About People.
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In a few decades, a torrent of new evidence and ideas about human evolution has allowed scientists to piece together a more detailed understanding of what went on thousands and even millions of years ago. We now know much more about the problems our ances... SEE MORE