Tuesday, February 05, 2013

Largest known structure in the universe

Welcome! "Alien Life" tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. Here's today's news:
g Stars - Astronomers have discovered the largest known structure in the universe - a group of quasars so large it would take 4 billion years to cross it while traveling at speed of light. See article.
g Abodes - The presence of high levels of the isotope carbon-14 and beryllium-10 in tree rings may indicate that a nearby, short-duration gamma-ray burst irradiated the Earth in the 8th century. See article.
g Aftermath - How do we explain human aesthetics to extraterristrial civilizations? Listen to podcast.

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