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A Key to the Search for Alien Life? --"Earth's Atmosphere has a Nitrogen Signature That's Unique to Our Planet"

A team of scientists reports the discovery of a planetary-scale "tug-of-war" of life, deep Earth and the upper atmosphere that is expressed in atmospheric nitrogen. Compared with other key elements of life -- such as oxygen, hydrogen and carbon --...       Related Stories The Alien Observatory -- Planet Only a Billion Years Younger Than Big Bang Found in the Milky Way's M4 Globular Cl
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Discovery about rare nitrogen molecules offers clues to makeup of other life-supporting planets

Academics / Astronomy : Physorg: Astronomy

A team of scientists using a state-of-the-art UCLA instrument reports the discovery of a planetary-scale "tug-of-war" of life, deep Earth and the upper atmosphere that is expressed in atmospheric nitrogen.

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