Jennifer Linder

Jul. 06, 2012

What's Your IQ on SPF?

A look at the science of sunscreen: how it intercepts the sun's rays, whether it blocks vitamin D production, and what SPF really means.

sunscreen, uva, uvb, ultraviolet radiation, sun block, suntan lotion, sun tan lotion, nanoparticles, skin cancer, melanoma, vitamin d, summer, sunshine

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Michael Pollan Talks Plants and Food

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Hollywood Science

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Mystery Box

Future of Animation

Recent films such as Coraline have wowed audiences with their visual effects. We'll talk with movie industry experts about the science and technology that lies behind animation, 3D images, and other visual tricks of the silver screen.

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