Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called "cratonic dripping." This is caused by the remnants of the Farallon Plate, an ...
More than 1.1 billion years ago, an immense geological fault called the Midcontinent Rift began to form beneath what is now the U.S. Midwest. This massive rift stretches approximately 2,000 kilometers ...
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