Sunday, January 29, 2012

Origin of life’s building blocks and when humans left Africa

Welcome! "Alien Life" tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. Here's today's news:
g Abodes - Geologists have determined that a half-mile-wide crater in California's Death Valley was formed by a volcanic explosion much more recently than previously thought. Their research also indicates that another, similar explosion could still occur at the site. See article.
g Life - A new study is helping to establish the origin of the carbohydrates that form the building blocks of life. See article.
g Intelligence - A new study, using genetic analysis to look for clues about human migration over sixty thousand years ago, suggests that the first modern humans settled in Arabia on their way from the Horn of Africa to the rest of the world. See article.

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