More than ten years ago, Bruce Walker was working at Massachusetts General Hospital (MGH) when he was asked to see a patient who was claimed to be infected with the human immunodeficiency virus (HIV), but who was OK , despite the fact that he never took medication. “Absolutely,” recalls Walker, …
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Scattered throughout the genomes of humans around the world, we can find remains of Neanderthal descent. In some, this grants disease resistance, or even a unique head shape. A few have apparently inherited the sensitive side of Neanderthals. Evolutionary geneticists have closely examined a genetic variation in the DNA of …
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One of the conspiracy theories that has plagued attempts to keep people informed during the pandemic is the idea that the coronavirus was created in a laboratory. But the vast majority of scientists who have studied the virus agree that it evolved naturally and crossed humans from an animal species, …
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