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Hi Sarah. SC: Okay. So this is kind of a tricky tale to tell. Let's start with where polio is still endemic, where could one still catch the polio virus in the wild? LR: The wild virus is just in A...

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The virus is derived from a typical cold virus, called an adenovirus. It infects, or begins to infect all cells. If the virus infects a normal cell, the DNA from the virus will get out of it and go to...

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This week,we tell about health problems linked to extreme heat.We tell what experts suggest to prevent and treat these problems.(MUSIC)Extremely hot weather is common in many parts of the world.Althou...

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Prime numbers. Commercial property has bounced back, but only in the best locations. IN SOME corners of the commercial-property market a slight whiff of self-congratulation is in the air. Doom-lad...

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A series of articles. Three articles--[about] how your body reveals what you think. One is on gestures, hand gestures, body gestures; one is on facial expressions; and one is about lying. So, this is ...

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What do you think of when you hear bats flying near you? Do you imagine friendly looking creatures? Probably not! Bats are not very popular creatures! And many people find them a little frightening. T...

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Science and Technology. Combating addiction. Can a vaccine stop drug abuse? It may be possible to vaccinate people against addictive drugs. THE idea of vaccinating drug addicts against their affli...

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Larry, good to talk to you. Larry: Nice to talk to you. Steve: Tell me about the things that surprised you as you were doing a research for this book. Larry: There were several things that surprise...