Apr 18 - Civilization Before Humans?

April 18 Civilization Before Humans? by:

Was another civilization on Earth before humans?  How do we know earlier industrial civilizations on Earth didn't rise and fall long before humans appeared?  The search for the sun's lost siblings  Our sun's sibling stars could be scattered across the sky. Astronomers are sifting through newly released data in the GALAH Survey - a galactic archaeology survey - hoping to find them. March 2018 in top 6 warmest on record Last month wasn't as hot as March 2016 or March 2017, but it's in the warmest 6 since modern record-keeping began in 1880. Green moon on April 20, 2018? Nah For weeks, people have searched for this post more than any other at EarthSky. :-)

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Keep watching … Moon and Venus Did you see them last night? Wow. Tonight's  moon will have moved higher in the sky, above Venus. Look west shortly after the sun goes down. Still a great photo opportunity!

April snow in Georgia Scott Kuhn captured this image of Grass Mountain in north Georgia after a rare April snow on Monday. Scott said, “I took a little ride and climbed a little hill - well, a big hill - just for this view. Amazing!”  Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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