Helen Hansma

Dec. 07, 2007

Did Life Start in Mica?

A biophysicist discusses her hypothesis that in the early days of Earth, organic compounds needed for life may have been synthesized in the tiny spaces between sheets of mica rock.

life, urey, primordial soup, biochemistry

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Michael Pollan Talks Plants and Food

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Teacher Feature: Ethnobotanist Tom Carlson

\tScience Friday salutes a great science teacher. "Office hours are some of my favorite hours of the week," says Tom Carlson, a medical doctor, ethnobotanist, and instructor of 1700 students annually at the University of California, Berkeley. One of Carlson's former students, SciFri associate senior producer Christopher Intagliata, told us that Carlson's class was the reason he got into science (listen here).

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