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Body & Brain

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new adhesive on a pig heart

OZY INSPIRATION Gelatinous slug slime inspired a new adhesive, which sticks strongly to wet surfaces such as this pig heart.

football players

HARD KNOCKS A degenerative brain disease called chronic traumatic encephalopathy turns up in athletes like football players who take many hits to the head.

Prevotella

BAD BACTERIA  Bacteria such as Prevotella (shown) are anaerobes — they can survive without oxygen. An increase in anaerobic bacteria on the penis raises the risk of HIV infection, a new study suggests.

Body & Brain

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