Polar Vortex Brings Cold Blast

Parts of North America are experiencing arctic temperatures from a polar vortex, which is the wind circulating around the North pole. Sometimes a stream of air escapes, and heads south. In the U.S., the Midwest and Northeast will be the coldest, hitting minus 24° Fahrenheit. Factor in the wind, and it will feel like 50° below 0!

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WiFi Could Power Your Devices

Can you imagine life without having to charge your phone’s battery? Scientists are working on it! A device called a rectenna, converts electromagnetic waves, like WiFi, into electricity. The rectenna is then attached to a thin, flexible sheet, to power electronic devices. Someday, you won’t have to look for your charger anymore. Yay!

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Bear Keeps Lost Boy Company

3 year-old Casey Hathaway had been playing with friends in his great-grandmother’s backyard last week, when he went missing. The weather was bitterly cold, as hundreds of rescuers searched for him for 2 days. When they finally found him, he said a bear had been keeping him company! Other than a few scrapes, he’s just fine.

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