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Animals

New worm-snail is a super slimer

New worm-snail species shoots snot to snag a snack.

Health & Medicine

Rules restricting artificial trans fats are good for heart health

Taking artificial trans fats off the menu reduces hospitalizations for heart attack and stroke.

Ecosystems

Volcanic eruptions nearly snuffed out Gentoo penguin colony

Penguin poop dumps data on how a Gentoo colony responded to ancient volcanic eruptions.

Genetics

Gene knockouts in people provide drug safety, effectiveness clues

People naturally lacking certain genes give clues about drug safety and efficacy, a study in Pakistanis shows.