Velocity Alert: The World Is Pretty Much Ending. 10 Chilling Photos to Prove It

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THIS STORY IS ABOUT TO GO VIRAL

The World Is Pretty Much Ending. 10 Chilling Photos to Prove It The United States experienced its coldest weather in decades this week as a polar vortex flooded the country. How does Mashable know what's going viral? Mashable built a system called Velocity, which scours the social web, collecting lots and lots of data around how people are engaging with published articles. It then pulls all of that data back to Mashable, dumps it into our own predictive engine, and predicts which articles are about to go viral. Read more at Mashable.com ▶ Mashable, Inc. is a California Corporation. P.O. Box 64 New York, NY, 10159-0064

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