A new study suggests the extinction of Neanderthals nearly coincided with a shift in Earth's magnetic field that let more ...

What roils beneath the Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal activity and evolution. In ...

Villagers in Mexico just uncovered 2,500-year-old ruins of the Zapotec "Cloud People" on a 6,000-foot mountaintop. The ruins ...

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