Greg Laughlin

Jun. 12, 2009

Colliding Planets (Don't Panic)

New research finds a small -- but present -- chance of a collision between Earth and one of its planetary neighbors in the next few billion years.

planet, colllision

Jan. 30, 2009

Heating Up on a Distant Planet

Astronomers have discovered an exoplanet that experiences temperature swings of as much as 700 degrees within a matter of hours -- and are working to model the weather patterns there.

astronomy, planet, star, exosolar planet, exoplanet


Michael Pollan Talks Plants and Food

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Forensic Files


Mystery Box

Tar Noir: Paleoforensics at the La Brea Tar Pits

\tThe La Brea Tar Pits are  world-renowned fossil sites for good reason—they're the mass graves of thousands of Ice Age creatures, each with a story to tell. Researchers at the nearby Page Museum clean the asphalt from the fossil remains, and using paleoforensics, recount the grim details of their deaths. In the process, clues emerge about what life was like in prehistoric Los Angeles.

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