Earth Has A 27.5-Million-Year 'Heartbeat', But We Don't Know What Causes It - ScienceAlert

If the aforementioned 2014 UN271 isn't going to smash into Earth, wiping out life as we know it, fear not! A new study illustrates a regular cycle of geological upheavals whch may prove to be as cataclysmic as an impact from space, and Jacinta Bowler gets down to brass tacks on the whys and wherefores of this cycle. (CS)

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from THE ANOMALIST https://bit.ly/3jjjqQS