Nov. 10, 2012
The World and Everything In It

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Hour B, Segment 4

Self-healing concrete?
Humorist Albin Sadar: Car troubles

Reporter Michael Cochrane covers science and technology stories for The World and Everything in It.

Microbiologists at Delft Technical University in the Netherlands are beginning outdoor testing of self-healing concrete, which could alleviate cracks—and thus reduce resulting repair expenses—in concrete materials.

Humorist Albin Sadar works for a media-production company in New York. Visit his company's website at

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Nov. 10, 2012