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NOVA | Our Improbable Ability to Walk

Inquiry: AN OCCASIONAL COLUMN How do we two-legged, top-heavy pillars of flesh and bone possibly stay upright while in motion? "Human walking is a unique activity during which the body, step by step, teeters on the edge of catastrophe." -paleoanthropologist John Napier Not long ago, while jogging along a forest path, I suddenly did a full face-plant into the dirt.


I remember my son learning to walk, then run, and thinking how amazing it really is. Not having to walk on our hands, that's a good thing. 04-27-2014 11:11am

Comment by Marc Cary

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