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HADEAN EARTH
Earth’s Oldest Rocks Discovered in Remote Canadian Wilderness - 4.16 Billion Years OldScientists found rocks in northern Quebec that may be over 4 billion years old. These ancient stones offer a glimpse into Earth's early, mo...- Scientists identify 4.16-billion-year-old rock in Canada, possibly Earth’s earliest crustScientists have identified a 4.16-billion-year-old rock formation in northern Quebec, potentially the oldest known fragment of Earth's crus...
- Earth's oldest known evolved rocks result of asteroidsSydney, Aug 14 (IANS) The oldest evolved rocks on Earth are the consequence of asteroids colliding with the the planet 4 billion years ago,...
- Not just air: The gassy origins and basis of our world and civilisation (Book Review)Title: Caesar's Last Breath; Author: Sam Kean; Publisher: Doubleday/Penguin Random House UK; Pages: 384; Price: Rs 699
- Asteroid attacks significantly altered ancient EarthThe surface of Earth was heavily reprocessed as a result of giant asteroid impacts more than four bln years ago, according to new research.
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