From a digital vantage point in orbit, scientists have mapped every building on Earth—2.75 billion structures, all in 3D.
Earth’s eighth continent, Zealandia, has been largely unrecognized and “missing” from maps for 375 years. This mostly underwater landmass, spanning about 4.9 million square kilometers, challenges ...
About 3,500 feet under the south Pacific sits a piece of land 2 million square miles in size — about half as big as Australia. But scientists can't agree on whether this submerged land mass, called ...
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