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By Will Dunham WASHINGTON (Reuters) - An immense crater in northwestern Greenland, buried under a thick sheet of ice and first spotted in 2015, is muc...
Danish and Swedish researchers have dated the enormous Hiawatha impact crater, a 31 km-wide meteorite crater buried under a kilometer of Greenlandic ice.
An immense crater in northwestern Greenland, buried under a thick sheet of ice and first spotted in 2015, is much older than previously suspected - formed by a meteorite impact 58 million years ago, rather than 13,000 years ago as had been proposed.
By Will Dunham WASHINGTON (Reuters) - An immense crater in northwestern Greenland, buried under a thick sheet of ice and first spotted in 2015, is muc...
The age of the meteor impact crater, discovered seven years ago underneath kilometer-deep ice in Greenland, had long puzzled scientists.