Search results for Protozoa

Sep 13, 2007

DNA analysis shows true dispersal of protozoa

In contrast to previous findings, it seems that the global distribution of macro- and microorganisms might be similar. A study in the online open access journal, BMC Evolutionary Biology, shows that some protozoa are globally ...

Space Exploration May 14, 2007

Preventing 'Sick' Spaceships

Picture this: You're one of several astronauts homeward bound after a three-year mission to Mars. Halfway back from the Red Planet, your spacecraft starts suffering intermittent electrical outages. So you remove a little-used ...

Earth Sciences Dec 8, 2006

From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea

In the world of microbes, as in politics, some groups just can't seem to shake the label ''extremist.'' So it is with archaea (ar-KEY-uh), a collection of bacteria-like microorganisms whose unique genetics and chemical structure ...

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