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How Mammals Came to Dominate The World
From reptile-like ancestors to humans, the new book The Rise and Reign of the Mammals tackles the diversity of mammals like us.
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The Single Worst Day In The Entire History Of Life On Earth
The day the infamous asteroid struck Earth might have been worst than you could imagine. Riley Black writes about that fateful day.
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The Secrets Of The Extraordinary Human Skeleton
From shoulders to skulls, learn how our bones made humans unique in this excerpt from “Skeleton Keys” by Riley Black.