"Has a space craft or satellite ever been struck by a meteorite, or are you no more likely to be struck by a meteorite in space, than you are on Earth?"
-
Measuring the Weight of Ancient Air
October 10, 2008 / Written by: Michael Schirber
In the first study of its kind, researchers will measure the air pressure from nearly three billion years ago by using gas bubbles in lava and tiny craters made by raindrops. The results could indicate what sort of life may have existed on the ancient Earth.
Source: [Astrobiology Magazine]
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