Flood Split Europe and Arctic Aquatics

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Flood Caused Europe Split How did Britain become separated from mainland Europe? Geoff speaks to geologists at Imperial College London who believe that a huge megaflood less than 12,000 years ago was the cause. Competition Drives Vocalization? Animals compete for bandwidth to have their hoots and shrieks, growling and roars heard, according to a bioacoustics researcher in the U.S. Molly Bentley reports from Northern California. MagnetoEncephaloGraphy Geoff visits linguists at the University of Maryland to find out how we hear and make sense of sounds coming into our brains. Arctic Aquatics How was it possible for Lewis Pugh to swim 19 minutes in semi-frozen North Pole waters? Bill Keating of University College London reveals all.