Learn the powerhouse work routines of the top-rated professionals. How to avoid over, or under, training.

Emlen takes us outside the lab and deep into the forests and jungles where he's been studying animal weapons in nature for years, to explain the processes behin

In humanity’s more than 100,000 year history, we have evolved from vulnerable creatures clawing sustenance from Earth to a sophisticated global society manipu

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Enter the ring to witness an epic battle of brawn between an ant and an elephant! A chimp vs. a crow in a showdown of wits! An emporer penguin vs. a pygmy mamos