For decades, geologists labeled a billion-year stretch of Earth’s history—from 1.8 to 0.8 billion years ago—as the “Boring Billion.” They assumed not much occurred during the time: mountain building ...
The colossal movements of tectonic plates shape our world, influencing the composition of Earth’s atmosphere, the planet’s protective magnetic field and perhaps even the flourishing of life. Now ...
The Earth’s crust is constantly changing. It’s currently made of many huge rock slabs called tectonic plates—seven major ones along with many more smaller plates—that fit together like puzzle pieces ...
Ancient rock crystals from Australia suggest that early Earth might not have been as different as scientists had thought from the planet that exists today. Earth’s earliest history is shrouded in ...
Earth was mostly devoid of oxygen for much of its 4.5 billion year lifetime. That is, until certain processes started to ...
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Australia racing poleward 3.5 billion years ago is the oldest direct evidence of tectonic plate movement
Direct evidence of the movements of tectonic plates has been found in some of the world’s oldest rocks, in the Pilbara Craton, Western Australia. This evidence dates back 3.5 billion years; the ...
Deep beneath our feet, Earth may be running a planetary imbalance that has been unfolding for hundreds of millions of years.
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