News tagged with astrobiology

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In search of virus fossils

Here's a theory for a comedian to consider: dinosaurs done-in by avian flu. Silly as that may be, we imagine that viruses have been infecting organisms since life first appeared on Earth, but this is mostly just a hunch. ...

dateOct 19, 2011 in Cell & Microbiology
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Detecting Our Martian Cousins

The iguanas of the Galapagos Islands have evolved many unique characteristics due to their isolation from mainland iguanas. Because they can't swim long distances, biologists believe that the first Galapagos iguanas arrived ...

dateFeb 15, 2010 in Space Exploration
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