Stunning photos and videos of Wednesday night's auroras
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No Limits Adventure Travel: The Parahawking Project
Watch the peak of the Draconid meteor shower Thursday night
A quarter of fish sold in markets contains man-made debris
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When you look up at the blue sky and see white dots flying around, you're actually seeing your own white blood cells. The process is known as blue field entoptic phenomenon, which consists of the perception of one’s own leukocytes.
Half mallard and half pom pom... photo by: Nina M