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Dr. Bagian, thanks for talking to us today. Bagian: Oh, glad to be here. Steve: You already had an M.D. when you became an astronaut. Bagian: Really, NASA, when they look for astronauts, they look ...

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(It’s Got To Be) Perfect It has got to be perfect. It has got to be worth it Too many people take second best Well, I will not take anything less It has got to be perfect. ‘Perfect’ - a song f...

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Science and Technology 【Clean water 】 Silver threads of life 【A water filter that kills bacteria, rather than just removing them 】 MORE than a billion people lack clean water-and in most cases t...

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I'm here at Ben and Jerry's. And who are you? Derek: My name is Derek Spors. I am an ice cream scientician. Steve: And, what does that mean? What's your background? Derek: My background is food sci...

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Researchers train high-speed video on schooling fish to track the motion of each individual, revealing how information and decisions travel through the group. Collective behavior is embodied in swa...

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Business.Corporate fraud.Mind your language.How linguistic software helps companies catch crooks.IN THE film "Superman 3", a lowly computer programmer (played by Richard Pryor, pictured) embezzles a f...

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Today, we tell about an American farmer and an unusual device he developed.For twenty years,people around the world have been buying his invention.(MUSIC)Blake Whisenant and his family are farmers.The...

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Hey Karen, thanks for joining us. Karen: Thanks Steve. Glad to be here. Steve: What were you doing in the Bering Sea? Karen: Well, I got a chance to go, be on a U.S. Coast Guard icebreaker called t...