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29:57
Science Goes To The Movies: ‘Her’
Our scientist-film critics weigh in on “Her.”
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16:50
Is the Universe Built on Math?
In “The Mathematical Universe,” physicist Max Tegmark argues that the universe is completely mathematical.
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20:58
Scott Stossel: My Age of Anxiety
An estimated one out of seven Americans suffers from anxiety.
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8:10
How Fins Gave Way to Feet
Tiktaalik roseae was a fish that had scales, gills, and limb-like front fins.
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17:04
Medicine’s Gender Gap
Heart disease is the leading cause of death for American women. Yet women make up only a third of subjects in cardiovascular clinical trials.