Tectonic plates

A giant magnetic anomaly that occurred more than 500 million years ago can finally be explained

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A giant magnetic anomaly that occurred more than 500 million years ago can finally be explained

Magnetic signatures hidden in rocks tell us a lot about Earth’s magnetic field and the shifting of continents and tectonic plates over millennia, but for some periods the geological record doesn’t make much sense. A new analysis of rocks from one of these periods, the Ediacaran (about 630-540 million years ago), aims to solve a … Read more

Scientists intrigued by the strange structure on the surface of Venus

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Scientists intrigued by the strange structure on the surface of Venus

The surface of Venus is wasted with strange, almost circular properties called coronae. Unlike anything that is seen on Earth today, they can stretch hundreds of miles in diameter, even to cross a thousand signs. Or they can only be a dozen miles across. In the images taken from orbit, they look like chaotic scribes … Read more