Show Me the Methane![]() One explanation for the concentrated plumes: pockets of methane are being heated by geologic activity. Once hot, the gas escapes from the ground into the atmosphere. Whether the methane is derived from life or not is uncertain.
Jan. 15, 2009 - What do cows and Mars have in common? Methane gas plumes, of course. NASA announced the discovery of concentrated methane seeping out of the Red Planet today, leading planetary scientists to wonder: Is past or present alien life responsible? Here at this Discovery Space Wide Angle, we'll take you behind the news to give you all you want to know -- and then some -- about this exciting extraterrestrial find.
Discuss Mars, methane, alien life and more at the Space Disco Blog. Got something to say? E-mail your questions, comments and concerns to discoveryspace@discovery.com. |
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