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Posted 12 years ago by KaraKova in category: science   Comments (0)


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A small lab in Brooklyn is working on a gel that can stop bleeding in 20 seconds.
Posted 9 years ago by ARirang in category: science   Comments (0)


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Grace Hopper was an American computer scientist and United States Navy officer
Posted 12 years ago by boyt in category: science   Comments (0)



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At standard sea level pressure, liquid nitrogen has a boiling point of -321 °F / -196 °C. That's just 77 °C above absolute zero. Solid nitrogen is something few people have ever seen.
Posted 9 years ago by nagaq in category: science   Comments (0)


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Posted 11 years ago by boyt in category: science   Comments (0)