Peter Hill Explains

New Scientist 8 Sep _ 4


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Interesting review of early Earth. I didn't know snowball earth lasted one billion years 1800 - 800 million years ago. There is also a wacky article interviewing a Chinese science fiction writer. Some of the letters to the editor are artfully written. MP4 recording     MP3 recording -- -- Your browser does not support the audio element.
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Peter Hill ExplainsBy Peter Hill