Asteroid could hit Earth and spark global winter as scientists pinpoint year it could hit
Dust and other debris would rise into the atmosphere on Bennu striking Earth, blocking out the Sun and cooling the planet to ...
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While hiking, woman stumbles upon a lost world... 280 million years old
Claudia Steffensen made a captivating discovery in the Italian Alps: a tropical ecosystem dating back 280 million years, made up of relics of the past such as plant fossils, raindrop tracks and ...