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The Journal of Sleep Research found that 5 mg of melatonin taken five hours before your DLMO can spark your evening melatonin production 1.
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How has technology damaged the environment? The technologies from the 18th century up to the present day have damaged the earth in two primary ways: the
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The December 14, 1984, test flight of the X-29—the most aerodynamically unstable aircraft ever built—demonstrated forward-swept wing technology for supersonic
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On any given day at the VLA you will find from two to a hundred people working to keep the telescope healthy and in good working condition.
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Yet at the outset of the millennium, three interconnected, troubling challenges confront paleontologists: 1) a shrinking job market, 2) diminishing funding
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1. Mercury, 6.5 Years (Messenger) We did our first flyby of Mercury in the 1970s, and it took something like 147 days to get there. But if you want to
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Pluto is not a planet because a planet must: orbit the Sun; have sufficient mass to be round; not be a moon of another object; have removed small objects
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Dino-killing asteroid: How big was it? The dimensions of Chicxulub Crater — about 90 miles wide by 12 miles (20 km) deep — give us a rough idea of the impactor'
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But unlike silkworm silk, which silkworms produce to make their cocoons (the stuff used for diaphanous dresses and smart neckties), spider silk can'
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Who owns the biggest excavator in the world? The Bucyrus RH400, which Caterpillar currently owns, is reported to be the world's largest hydraulic excavator.