U.S. Capitals
How many U.S. state capitals can you name in 60 seconds?
How many U.S. state capitals can you name in 60 seconds?
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Dramatic new discoveries in the ancient Egytptian burial ground. A special report produced with Smithsonian Channel
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A new study finds our planet's iron center shifts between spinning slightly faster and slightly slower than the surface—but not all experts agree
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Humans will probably never face a fungal apocalypse, but in the insect world, mind-controlling fungi can pose a serious threat
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The technology could one day assemble and repair hard-to-reach circuits, act as a universal screw or retrieve foreign objects from a body, researchers say
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The retail giant’s mail-order business reigned supreme for more than a century, offering everything from quack cures to ready-to-build homes