Space
Mars’s gravitational pull may be strong enough to stir Earth’s oceans
An analysis of deep-sea drill cores suggests that Mars may have enough gravitational influence to shift sediment within Earth's oceans on a 2.4-million-year cycle
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An analysis of deep-sea drill cores suggests that Mars may have enough gravitational influence to shift sediment within Earth's oceans on a 2.4-million-year cycle
Seventy years ago, three discoveries propelled our understanding of how life on Earth began. But has the biggest clue to life's origins been staring biologists in the face all along?