World's oldest crater discovered in Australia
The Yarrabubba crater in western Australia has officially earned the designation of world's oldest crater at 2.2 billion years old, surpassing the previous record by more than 200 million years. The 70-kilometer wide crater is thought to have been caused by a meteorite impact, with researchers stating the crater will help studies of ancient glacial periods and ice sheet melting.
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Summers in Australia are now twice as long, scientists suspect climate change
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Scientists find the largest explosion since the Big Bang
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