Jeffrey Hall

Sep. 23, 2011

Still Cataloging The Skies, Long After ‘Planet X’

Arizona’s Lowell Observatory, famous for spotting ‘Planet X’ aka Pluto, hunts for exoplanets today.

lowell mars astronomy pluto canali flagstaff arizona exoplaets extrasolar planets

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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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