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Science World - Alan Alda's Challenge to Scientists

Science World - Alan Alda's Challenge to Scientists
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We talk with Alan Alda, best known for playing the wisecracking Doctor "Hawkeye" Pierce on the old TV series MASH, but now he's challenging scientists around the world to see if they can explain what time is. Google's chief executive officer, Eric Schmidt, is headed to North Korea People who are slightly overweight or mildly obese have a lower risk of early death than normal weight individuals. A U.S. ecologist and key supporter of panda conservation, says that China’s Panda preservation program is failing to re-introduce the bears to the wild.  Agricultural innovations can result in climate-friendly food production. Science World Quick Quiz for you.