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A merge of two images: moon from Wikimedia Commons and Superman emblem came from layoutsparks.com
Matt Daniel's WeatherGlobe
Tsunami warning issued after 8.2 quake in Chile
Blogus scientificus by Alex Reshanov
Do microbes spoil food to avoid sharing?
Earth Trekker by Deanna Conners
This date in science: Landslide at Bingham Canyon Mine