More than luck: 565 Million years ago, Earth was “on the verge of collapse”

More than luck: 565 Million years ago, Earth was “on the verge of collapse”: Some 565 million years ago, the fate of the Earth was hanging in the balance as the planet's protective magnetic field narrowly avoided a full collapse. Scientists say that had this essential barrier fallen, solar winds would have stripped the Earth of its atmosphere. Our planet's surface

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