Doug Macdougall

Doug Macdougall is Professor Emeritus of Earth Sciences at SDoug Macdougall is Professor Emeritus of Earth Sciences at Scripps Institution of Oceanography, University of Californiacripps Institution of Oceanography, University of California, San Diego. He is the author of "Nature s Clocks: How Scien, San Diego. He is the author of "Nature s Clocks: How Scientists Measure the Age of Almost Everything"; "Frozen Earth: tists Measure the Age of Almost Everything"; "Frozen Earth: The Once and Future...See more