2,560 results
2,560 results for: Cats
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Tapeworms tell tales of deeper human past
A new analysis of tapeworm history suggests that people have been wrong about where we picked up pests: It was not domestication of cattle and pigs but increased meat eating in Africa.
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- Earth
Dirty Little Secret
Recognition is growing that many communities have soils laced with asbestos, which has prodded several federal agencies to probe the hazards they might pose.
- Animals
Why Play Dead?
Common wisdom dictates that playing dead discourages predators, but researchers are now thinking harder about how, or whether, that strategy really works.
- Ecosystems
Brave Old World
If one group of conservation biologists has its way, lions, cheetahs, elephants, and other animals that went extinct in the western United States up to 13,000 years ago might be coming home.
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The Predator’s Gaze
A new wave of research is trying to untangle the origins and nature of psychopathy, a personality style characterized by a lack of conscience, empathy, or guilt that attracts intense interest from the legal system.
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19863
Oscar the cat possibly does identify dying patients, but this story presents anecdotal rather than scientific evidence and does not belong in a science magazine. Julie EnevoldsenSeattle, Wash. Correlation is not causation. Could it not be that, somehow, Oscar the cat is killing these patients? Jan SteinmanSalt Spring Island, British Columbia
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19880
My cat has been doing for years what scientists at the University of St. Andrews reported of orangutans: motioning for healthy portions of their favorite foods. Except that four tins of cat food later, my cat is still motioning “Not that kind, wrong flavor.” Sally YoungNewport News, Va.
- Math
Scrambled Grids
Amazingly simple mathematical operations can lead to intriguingly complex results. Consider, for instance, the iterative geometric process of creating flaky pastry dough. Flatten and stretch the dough, then fold it over on top of itself. Do it again and again and again. Repeating the pair of operations–stretch and fold–just 10 times produces 1,024 layers; 20 […]
- Computing
Games Theory
Online games can not only entertain but also provide valuable data for researchers tackling computer-vision and other tough computational problems.
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Brain Gain
The brain constantly sprouts new neurons, a recently discovered phenomenon that neuroscientists and drugmakers are working to understand and harness.
- Health & Medicine
Restoring Scents
Experimental treatments may activate the sense of smell in people who can detect few or no odors.
