Humans

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It takes a particular kind of person to succeed in politics, but the psychological traits that make for leadership material could be more extreme than anybody ever realised. A first-of-its-kind analysis ranking state-level estimates of psychopathy across the continental United States and the District of Columbia has found Washington DC harbours the highest concentration of
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Three out of four pediatricians disapprove of spanking, research finds. The survey of pediatricians around the US finds that most think spanking seldom or never results in positive outcomes for kids.   Catherine Taylor, an associate professor of Global Community Health and Behavioral Sciences at Tulane University School of Public Health and Tropical Medicine, surveyed
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It’s called MAD. The notion that Mutually Assured Destruction would be inescapable if one nuclear superpower were to unleash its deadly arsenal against another. The reasoning is that by launching a first strike against any nuke-toting enemy, the aggressor would inevitably provoke an automatic counter-attack – ensuring mutual, fiery annihilation. But aside from this fatal
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Scientists have created the most extensive brain map to date of a person with an extremely rare form of blindness. To Milena Canning, objects are invisible – unless they are moving.   Canning, who is 48 and hails from Scotland, wasn’t born blind. She was left without sight 18 years ago after a respiratory infection,
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Whenever you see blood outside your body, it looks red. Why? Human blood is red because of the protein hemoglobin, which contains a red-colored compound called heme that’s crucial for carrying oxygen through your bloodstream.   Heme contains an iron atom which binds to oxygen; it’s this molecule that transports oxygen from your lungs to
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Every two years, the National Science Foundation (NSF) is required to tell the president how the US is doing in regard to science and engineering. “As economies worldwide grow increasingly knowledge-intensive and interdependent, capacity for innovation becomes ever more critical,” the NSF says in its latest report, titled “Science & Engineering Indicators 2018”.   The
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The US government prepares for all sorts of threats, ranging from biowarfare and chemical weapons to volcanoes and wildfires. But none match the specter of a nuclear explosion. A small nuclear weapon on the ground can create a stadium-size fireball, unleash a city-crippling blastwave, and sprinkle radioactive fallout hundreds of miles away.   The good