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Six Extinctions in Six Minutes: Shelf Life Video

Six (Mass) Extinctions in 440 Million Years     All things must pass. But the idea that a species could go extinct is a relatively new one, first proposed by anatomist Georges Cuvier in a presentation in Paris in 1796 in a lecture on the extinction of the mastodon, then thought by some to still be roaming the ill-explored western reaches of North America.  –American Museum of Natural History Shelf Life is a collection of videos for curious minds—opening doors, pulling out drawers, and taking the lids off some of…

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