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Life may have started sky high

Experiments suggest basic chemical ingredients formed in the upper atmosphere

By
2:05pm, October 8, 2010

When it comes to determining exactly where in the solar system life began, things have never been so up in the air. Scientists over the past decade have suggested deep-sea hydrothermal vents, underground aquifers, partially frozen lakes and even comets as locations for the origin of life.

Now an experiment that simulates chemical reactions in the atmosphere of Titan, Saturn’s haze-shrouded moon, adds a new location to the list of unexpected places where life could have begun — in the sky.

The study used radio waves as an energy source, simulating t

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