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 ...
An ancient slab of Earth's crust buried deep beneath the Midwest is sucking huge swatches of present-day's North American crust down into the mantle, researchers say. The slab's pull has created giant ...
Scientists recently published new ideas about why Earth’s toughest, oldest continents persist. These continents, known as cratons, have been on earth for more than two billion years. Andrew Zuza, an ...
Dinosaur Discovery on MSN
The prehistoric timeline revealing how North America became a cradle of ancient giants
This video presents a comprehensive timeline of North America’s prehistoric creatures, from early ocean dwellers to the ...
North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, into the Earth's mantle below. This is the conclusion of researchers from ...
About 250 million years ago, you could pretty easily walk from Australia to North America – with a pit stop in Antarctica. This was when the Earth was one continent called Pangaea that slowly broke ...
ANTH copy purchased with funds from the Lloyd and Charlotte Wineland Library Endowment for Native American and Western Exploration Literature Part 1. The archaeology of North America -- Archaeology of ...
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