Test your puzzle acumen by improving your math skills.
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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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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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Stargazers can look forward to watching a rare comet, a super blue moon and several spectacular meteor showers
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The truck-sized space rock came within 2,200 miles of our planet, closer than some satellites
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A facial recognition analysis found that the faces in a mysterious painting are virtually identical to those in the artist's "Sistine Madonna"
