My flying saucer? Yeah, it’s a hemi. Or at least scientists involved with the search for extraterrestrial intelligence (a.k.a. SETI) hope so. Thanks to a wizbang new telescope, researchers will soon be able to detect life on other planets by observing the contents of their far-away atmospheres. In particular, they'll be looking for chlorofluorocarbons, because any old single-celled life form can spew a bit of oxygen and methane -- but pollution? That takes intelligence. Here’s more from today’s Harvard-Smithsonian press release on the search for extra-terrestrial coal-rollers: New research by theorists at the Harvard-Smithsonian Center for Astrophysics (CfA) shows that …
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