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Rare Shot of Venus Crossing the Sun May Help Us Find Alien Life

The image you’re looking at is a rare and beautiful event. Every 115 years, Venus crosses our Sun in Earth’s line of sight—twice. And when the most recent crossing took place, scientists used the event to take a peek at Venus’s atmosphere, refining tools that’ll one day help astronomers search distant worlds for signs… »7/10/15 1:45pm7/10/15 1:45pm

Scientists say these mysterious shrimp may hold keys to alien life

According to exobiologists at NASA, these mysterious shrimp and its symbiotic bacterium may hold clues "about what life could be like on other planetary bodies." It's life that may be similar—at the basic level—to what could be lurking in the oceans of Europa, deep under the icy crust of the Jupiter moon. »11/22/14 1:39am11/22/14 1:39am