Kenneth Reightler

Selected by NASA in June 1987, Reightler became an astronaut in August 1988. He piloted two missions including STS-60, the first joint U.S./Russian Space Shuttle Mission, before retiring to run programs supporting human spaceflight at Lockheed Martin.

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The Best 71-Second Animation You'll Watch Today

A rock monster tries to save a village from destruction.

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The Case for Napping at Work

Most Americans don't get enough sleep. More and more employers are trying to help address that.

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A Four-Dimensional Tour of Boston

In this groundbreaking video, time moves at multiple speeds within a single frame.

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Who Made Pop Music So Repetitive? You Did.

If pop music is too homogenous, that's because listeners want it that way.

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Stunning GoPro Footage of a Wildfire

In the field with America’s elite Native American firefighting crew

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