Paul Offit

Paul Offit, MD, is a professor of pediatrics at the University of Pennsylvania. He is the author of Do You Believe in Magic? The Sense and Nonsense of Alternative Medicine.

  • The Vitamin Myth: Why We Think We Need Supplements

    Nutrition experts contend that all we need is what's typically found in a routine diet. Industry representatives, backed by a fascinating history, argue that foods don't contain enough, and we need supplements. Fortunately, many excellent studies have now resolved the issue.

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A New York City Minute, Frozen in Time

This short film takes you on a whirling tour of the Big Apple

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What Happened to the Milky Way?

Light pollution has taken away our ability to see the stars. Can we save the night sky?

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The Faces of #BlackLivesMatter

Scenes from a recent protest in New York City

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Ruth Bader Ginsburg on Life

The Supreme Court justice talks gender equality and marriage.

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The Pentagon's $1.5 Trillion Mistake

The F-35 fighter jet was supposed to do everything. Instead, it can barely do anything.

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