A layer of rock just 520 million years old sat directly on top of ancient rock dating back 1.4 to 1.8 billion years.
Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs about how our continents formed and when plate tectonics began. A study ...
A massive meteorite strike 3.5 billion years ago left behind the world’s oldest known impact crater, challenging previous ...