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Artist’s rendition of an x-ray binary: a black hole orbiting another star. Credit: ESA, NASA, and Felix Mirabel
Artist’s rendition of an x-ray binary: a black hole orbiting another star
Matt Daniel's WeatherGlobe
Major cold, snow, and even ice for a large part of the U.S.
Blogus scientificus by Alex Reshanov
Humans aren't top predators, says new report
Earth Trekker by Deanna Conners
How to spot the International Space Station
This Date in Science by Elizabeth Howell
This date in science: E=mc2