Paul Hertz

Jun. 08, 2012

Ex-Spy Telescopes May Aid Hunt for Dark Energy

The spy telescopes are wide-angle and short in length--earning them the nickname "stubby Hubbles."

space, astronomy, spy satellites, reconnaissance, imaging, telescopes

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Michael Pollan Talks Plants and Food

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Oliver Sacks: Hallucinations

In his latest book, neurologist Oliver Sacks explores the strange world of hallucinations, and documents his own experiments with psychedelic drugs.

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