Rocks in Australia preserve evidence that plates in Earth’s crust were moving 3.5 billion years ago, a finding that pushes back the beginnings of plate tectonics by hundreds of millions of years.
18don MSN
Satellite image reveals how Jabal Arkanū’s rings survived millions of years in the Sahara Desert
Stunning concentric rings in Libya's Sahara Desert, Jabal Arkanū, were formed by ancient volcanic activity and millions of years of erosion, not meteo ...
Scientists are uncovering signs that Earth has been hit by powerful cosmic blasts that leave little trace on the surface yet unleash extraordinary heat and pressure.
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