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In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

Egypt’s Pyramids of Giza were built to endure an eternity, but how remains one of the ancient world’s greatest mysteries. Here’s what archaeologists know. The Pyramids of Giza rise behind Egypt’s ...

The buried structure may be an entrance to something deeper beneath the desert floor.

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Most companies trying to do business with the 4 billion people who make up the world’s poor follow a formula long touted by bottom-of-the-pyramid experts: Offer products at extremely low prices and ...

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If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Ever since humans began building, they’ve been building up. Throughout the millennia, our constructions have reached higher and higher into the sky, spurred by various motivations: religion, democracy ...