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 - The seas and lakes thought to have filled the basins of ancient Mars could have emerged from cracks in the ground, scientists now suggest. See article.
g Life - The giant dragonflies of ancient Earth with wingspans of up to 70 centimeters (28 inches) are generally attributed to higher oxygen atmospheric levels in the atmosphere in the past. New experiments in raising modern insects in various oxygen-enriched atmospheres have confirmed that dragonflies grow bigger with more oxygen, or hyperoxia. See article.
g Intelligence - Empathy is unusual in the animal kingdom. So empathy must have had some major survival benefits for it to have evolved. What might those benefits have been? Empathy seems to have evolved in three major steps. See article.
g Cosmicus - A new private spaceship designed to carry tourists to space touched down for the first time Oct. 22 on the runway of Spaceport America, soon to become its home base. See article.
g Aftermath - Here’s an intriguing article that is frequently referenced in astrobiology papers: "The Consequences of a Discovery: Different Scenarios" by astronomer Ivan Almar. Note: This article is from 1995.
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