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Punxsutawney Phil predicts a long winter this Groundhog Day — but how much should we trust the prophetic rodent?The rodent has been predicting the start of spring since 1887. But how good is Phil at his prognostications?
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Arctic blast probably won't cause trees to explode in the cold — but here's what happens if and when they do go boomAn exploding tree claim has gone viral as the U.S. brace for an Arctic blast that will send temperatures plunging, triggering a massive and long-lasting winter storm.
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Ethereal ice structures swirl alongside Chicago during extreme cold snap fueled by polar vortexEarth from space A 2025 satellite image shows a series of ghostly ice swirls sculpted on the surface of Lake Michigan by strong winds during an extreme cold snap that covered Chicago in a blanket of snow.
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'Nobody knew why this was happening': Scientists race to understand baffling behavior of 'clumping clouds'Scientists are discovering that clumping clouds supercharge storms in surprising ways — driving heavy, deadly rainfall and flooding
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Rare dusting of snow covers one of the driest place on Earth and shuts down massive radio telescopeEarth from space A satellite photo from July shows intricate snowy stripes painted across the Atacama Desert in Chile. The icy weather temporarily put the Atacama Large Millimeter/submillimeter Array (ALMA) observatory into "survival mode."
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Death Valley's 'world's hottest temperature' record may be due to a human errorA new analysis of July temperatures in Death Valley between 1923 and 2024 suggests the world record near-surface air temperature of 134 F measured in July 1913 may be erroneous.
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Bizarre, UFO-like halo of red light appears over small Italian town — for the second time in 3 yearsAn eerie new photo shows a giant red ring shining above Possagno, near the Italian Alps. The eye-catching image is almost identical to one taken in the same town in early 2023.
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Twin tornadoes tear perfectly parallel tracks through Mississippi during deadly 'superstorm'Earth from space A satellite photo from March shows a pair of parallel tornado tracks in Mississippi, leftover from a deadly storm system that spawned over 100 twisters in more than a dozen U.S. states.
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Why do European cities have milder winters than those in North America, despite being at the same latitude?London is at the same latitude as Calgary, Alberta. So why is the Canadian city about 15 degrees Fahrenheit (8.3 degrees Celsius) cooler in January?
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