Plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought—and may be a big ...
The Indian Ocean is home to a mountain range longer than the North American Rockies, and yet today, all 5,000 kilometers ...
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Two Giant Geological Blobs Lurk Under Africa And The Pacific, Still Defying ExplanationSome 2,896 kilometers (1,800 miles) below the planet's crust, about halfway to the center of the Earth, two giant blobs can ...
Earth's deepest gravitational anomaly, known as the 'gravity hole,' lies 1,200 km southwest of India in the Indian Ocean.
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