Dylan Chivian

Oct. 10, 2008

Deep Bacterium Goes it Alone

Researchers studying a sample of bacteria from water taken from a crack in a South African gold mine -- nearly 3 kilometers below the surface of the Earth -- have found that the ecosystem in the crack consists of only one organism.

dna, genetics, ecology, extremophiles, bacteria, bacterium

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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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