Karen L. Masters

Jun. 03, 2011

Charting the Local Universe

Karen Masters describes the 2MASS Redshift Survey, an effort to map the location of galaxies beyond the Milky Way.

astronomy cosmology map chart

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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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