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NOVA scienceNOW - Sleep, First Primates, Earthquakes in the Midwest

Seizoen: 4 - Aflevering: 8 / 30 - Eerst uitgezonden: 01 september 2009 - Episode ID: 440024

Using new data from cave stalagmites and the Mississippi riverbed to understand how and why earthquakes strike in the heartland; the crucial role sleep plays in strengthening memories and facilitating learning; a profile of marine geologist Sang-Mook Lee; paleontologist Jonathan Bloch, who thinks that tiny bones embedded in limestone may be the evolutionary evidence of the creatures that evolved into primates.