Environment
What the first flower on Earth might have looked like
Some time between 250 and 140 million years ago, the very first flower bloomed – an enormous evolutionary study offers clues about its appearance
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Some time between 250 and 140 million years ago, the very first flower bloomed – an enormous evolutionary study offers clues about its appearance
Stone axes and the remains of fireplaces found in northern Australia appear to date to 65,000 years ago, adding 15,000 years to Australia's human prehistory