10 years ago
Huge circle in Antarctic ice hints at a possible meteorite impact
During a routine flight over the Antarctic ice shelf on 20 December last year, geophysicist Christian Müller spotted something strange: a huge, 2-kilometre-wide circle on the ice. Müller, a contractor with research consultants Fielax from Bremerhaven, Germany, was in Antarctica as part of a polar survey conducted by the German Alfred Wegener Institute. Six days after spotting the weird ice-ring, he and his colleagues returned and...
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