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This page contains all of the posts and discussion on MemeStreams referencing the following web page: Are Aliens Among Us? | Scientific American. You can find discussions on MemeStreams as you surf the web, even if you aren't a MemeStreams member, using the Threads Bookmarklet.

Are Aliens Among Us? | Scientific American
by possibly noteworthy at 9:44 am EST, Dec 1, 2007

In pursuit of evidence that life arose on Earth more than once, scientists are searching for microbes that are radically different from all known organisms.

In this image, artist Adam Questell has imagined an alien cell that carries its genetic material in twin nuclei.

See also, Darwin's Surprise in the latest issue of The New Yorker.


 
 
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