184: Lady with the Time Piece (w/ Helen Zaltzman!)
Dear Hank & John
00:00
Are Meteor Impacts Good for Life?
Scientists have found that there is very little nitrogen on the surface of mars. And they did an experiment recently back on earth where they simulated the conditions, kind of with lazers, of a meteorite smacking into the atmosphere of mars. They found that in certain atmospheres, which were fairly thick and contained both a carbon dioxide or all like these things, carbon dioxide, nitrogen and hydrogen, that these nitrites would form. It indicates that there was a period of time when mars had a pretty thick atmosphere that had those things in it.
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