Centuries of excavations have unearthed a few theories about what really brought down one of the oldest cities in the ancient ...
When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...
Through the analyses of gases and fluids preserved within salt crystals, the team extended the direct record of Earth’s ...
The oldest sediment DNA discovered so far comes from Greenland and is 2 million years old.
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