Agriculture
Potty-trained cows could help reduce pollution
About a dozen calves have been trained to pee in a stall. Toilet training cows on a large scale could cut down on pollution, scientists say.
Life
More Stories in Life
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AnimalsWhat biologists call a species is becoming more than just a name
The tree of life — evolution — has been reshaping how scientists name and classify organisms. Some want naming to reflect evolutionary groups even more.
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AnimalsA spider’s feet hold a hairy, sticky secret
Their widespread stickiness traces to the shape of hairs on its feet, scientists now find.
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TechA sense of touch could upgrade virtual reality, prosthetics and more
Scientists and engineers are trying to add touch to online shopping, virtual doctor appointments and artificial limbs.
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PlantsWell-known wildflower turns out to be a secret meat-eater
Look closely at Triantha occidentalis, and you’ll see gluey hairs — and a trail of insect corpses on its stem.
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Health & MedicineA 2021 Nobel goes for discovering how our body reads touch sensations
David Julius and Ardem Patapoutian found nerve-cell sensors for temperature, pain and pressure.
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AnimalsAnalyze This: Some female hummingbirds go undercover
Some female white-necked jacobin hummingbirds boast bright blue colors similar to males. That may help females blend in to avoid attacks.
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AnimalsThere’s a new word for birds stealing animal hair: kleptotrichy
Dozens of YouTube videos show birds grabbing hair from dogs, cats, people, raccoons and even a porcupine — a behavior rarely described by scientists.
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AnimalsA giant tortoise is caught hunting and eating a baby bird
New video captures the first recorded instance of a tortoise hunting another animal.
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AnimalsLet’s learn about elephants
Check out five wild facts you may not know about a familiar animal: the elephant.