chili peppers

Missing Links

Odorless Undies

We are not looking forward to this being adapted for general use

I cannot even think about this long enough to make a joke: Japanese scientists have developed stink-free underwear for astronauts to wear for extended periods in space.

Also in today's links: a link between obesity and ADHD, a debate over the population of the Galapagos, and a remarkable climate-change contrarian.

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Set Your Tongue On Fire

Scientists discover that chili peppers produce actual heat

We all know that eating hot peppers can burn your tongue and make you sweat, but up till now researchers thought the process was a result of chemicals stimulating neurons rather than the actually production of heat. But Yasser Ahmed Mahmmoud at Denmark’s University of Aarhus has discovered something surprising—chili peppers can actually turn up the temperature, a finding that may have significant uses in the future

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December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

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