A 3.7-billion-year-old record of our planet's ancient magnetism has been unearthed, providing evidence that Earth's magnetic field already existed very early in history. This discovery, however ...
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Model suggests Earth's subsurface may hold up to 5.6 × 10⁶ million metric tons of natural hydrogenA pair of geologists with the U.S. Geological Survey, Denver, has created a model that shows Earth's subsurface may hold up to 5.6 × 10 6 million metric tons of natural hydrogen. In their study ...
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