Mass Extinction - S2.E2 - NOVA scienceNOW
What caused the greatest mass extinction nearly 250 million years ago?1918 Flu: The 1918 flu virus is revived and decoded in the hopes that we can learn from it before the next pandemic.Profile: Cynthia Breazeal: A look at MIT social roboticist Cynthia Breazeal.Papyrus: Can we use space-age technology to read papyri fragments that are almost 2,000 years old?
Mass Extinction - S2.E2 - NOVA scienceNOW
November 21, 2006
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