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Earth from space: Wandering sand dunes circle gigantic 'eye' sculpted by ancient city-killer meteor in the Sahara
Related: See all the best images of Earth from space A group of five barchan, or "horned," sand dunes can be seen in a zoomed-in version of the 2013 photo (see below). Over time, these arrowhead ...
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The world’s biggest movie isn’t ‘Infinity War’ – or anything else you’ve heard of
The movie we’re talking about is The Wandering Earth, a sci-fi flick based on work by novelist Liu Cixin with a story that’s built around Chinese astronauts trying to keep earth from being ...