Science
Earth Has a 27.5-Million-Year ‘Heartbeat’, But We Don’t Know What Causes It – ScienceAlert
In the last 260 million years, dinosaurs came and went, Pangea split into the continents and islands we see today, and humans…

In the last 260 million years, dinosaurs came and went, Pangea split into the continents and islands we see today, and humans have quickly and irreversibly changed the world we live in.
But through all of that, it seems Earth has been keeping time. A new…
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