A 4.4 billion-year-old zircon crystal is providing new insight into how the early Earth cooled from a ball of magma and formed continents just 160 million years after the formation of our solar ...
In 2014, scientists announced that a tiny zircon crystal from Australia, 4.4 billion years old, was confirmed to be the oldest discovered fragment of Earth's crust. In 2020, a New York City jury ...
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