SA-Health

SA-Health

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Here's the swimwear for one of the most polluted waterways in America: a yellow-and-black dry suit, flippers, thick, black gloves, a green swimming cap...

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The latest issue of Scientific American MIND looks a bit unusual. For the first time in the publication’s 10-year history the cover features a...

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Bacteria chatter among themselves. A chemical signaling system called quorum sensing allows those single-celled bugs to detect when their numbers have multiplied enough to...

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The origin of a food allergy usually remains a mystery. Not so for an eight-year-old boy who received a blood transfusion unexpectedly brimming with...

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A small but growing market exists on the internet for human breast milk. Now a study finds that buyers should really beware. Because some...

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SA Forum is an invited essay from experts on topical issues in science and technology. Since the Germanwings plane crash, speculation has focused on the co-pilot, Andreas Lubitz, and...

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Some people donate their bodies to medical science upon their deaths, so that medical students can learn anatomy. Now researchers have come up with...

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Ever lit a citronella candle to ward off mosquitoes, only to have 'em appear in droves? Well, believe it or not, you may have...

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KEYSTONE, Colo.—Your gut is the site of constant turf wars. Hundreds of bacterial species—along with fungi, archaea and viruses—do battle daily, competing for resources....

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During my final semester of undergrad, I made two signs that read, “Feeling stressed about exams? Have a free hug!” Then I recruited a...