World renowned scientists share their insights in extended audio interviews.

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Episodes:  1-5 of 13

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• Michael Lefsky's map shows height of trees in forests worldwide Date: 09/12/10    Listen Now )) Duration: 7 minutes 42 seconds (1 segment)

  Dr. Lefsky said that taller the trees in a forest, the more carbon is stored in that forest. This map will help scientists figure out what places in the world are holding onto a lot of carbon. share Talkbacks and Comments: Episode Comment

• Brian Pollok on the USA Science and Engineering Festival Date: 09/12/10    Listen Now )) Duration: 7 minutes 48 seconds (1 segment)

  USA Science and Engineering Festival is expected to draw over a million people to the national mall in Washington D.C on October 23 and 24, 2010. share Talkbacks and Comments: Episode Comment

• Claire Parkinson: Geoengineering ideas to combat climate warming Date: 09/12/10    Listen Now )) Duration: 9 minutes 42 seconds (1 segment)

  With climate scientists up to 98% in agreement on human-caused global warming according to recent surveys, some scientists are talking about ideas to deliberately cool a warming planet. share Talkbacks and Comments: Episode Comment

• Mark Changizi: Why human eyes see in color Date: 09/12/10    Listen Now )) Duration: 9 minutes 4 seconds (1 segment)

  He says that the human eye evolved to see colors in part to glean what another person feels by detecting subtle color changes in their skin. share Talkbacks and Comments: Episode Comment

• William Schaffner on U.S. egg safety Date: 09/05/10    Listen Now )) Duration: 9 minutes 53 seconds (1 segment)

  Schaffner explained why some of the safest eggs available to Americans are from small farms. share Talkbacks and Comments: Episode Comment

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