Sascha Usenko

Sep. 20, 2013

A Chronicle of a Whale’s Life, Captured in Earwax

Researchers say earwax can provide data about pesticide exposures, hormone levels, and even stress levels of the endangered blue whale.

Sascha Usenko, Stephen Trumble, blue whale ear wax, tree rings

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Michael Pollan Talks Plants and Food

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Myths and Tips on Keeping Your Cool This Summer

Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.

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