Martin Riddiford

Jan. 18, 2013

Inventors Design Lamp Powered Entirely by Gravity

The gravity-powered device uses a weight to generate up to 30 minutes of light as it descends.

light, lamp, led lamp, gravity, developing world, developing country, invention, engineering

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Michael Pollan Talks Plants and Food

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Another Reason To Spike That Eggnog

\tIt is a question on the minds of many people this season: will adding alcohol to the homemade eggnog safeguard against salmonella? To find out, Science Friday teamed up with eggnog expert and microbiologist Vince Fischetti, who agreed to run some tests in his lab at The Rockefeller University. What did you think of the video?

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