3,967 results
3,967 results for: Dogs
- Tech
Reinventing the Yo-Yo
No longer simple toys, today's pricey yo-yos sport high-tech features—such as ball bearing transaxles and precision string-snagging mechanisms—that permit dazzling new styles and complex tricks.
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19105
As a trainer of tracking dogs, I was interested in your article about attempts to duplicate electronically the scenting ability of dogs. Even if these expensive, high-tech artificial dog noses are successful, however, they are not likely to be of much benefit to the “62 countries worldwide” strewn with “more than 100 million land mines.” […]
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Moms and pups sniff out immune genes
Genes involved in the immune system also create individualized body odors that allow parents and offspring to recognize each other.
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Barks are more than just “Hey, you!”
Computer analysis of thousands of dog barks suggests that our best friends may be signaling more than just a generalized "Hey you!"
- Humans
From the July 29, 1933, issue
ON A SPARKLING SEA The photographer very likely took a more beautiful picture than he thought he would when, flying low over the Canadian Pacific’s Empress of Australia, he snapped the photograph that adorns the front cover of this week’s Science News Letter. The vessel has a gross tonnage of 21,850 tons and her displacement […]
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Unsure Minds
A controversial set of studies indicates that monkeys and dolphins know when they don't know the answer to certain tasks, an ability that presumably relies on conscious deliberations.
- Archaeology
Ancient Site Holds Cannibalism Clues
An 800-year-old Anasazi site in Colorado yields contested evidence of cannibalism.
- Life
All the World’s a Phage
There are an amazing number of bacteriophages—viruses that kill bacteria—in the world.
- Math
The Cow in the Classroom
“Miss Zarves drew a triangle on the blackboard. ‘A triangle has three sides,’ she said, then pointed to each side. ‘One, two, three.’ She drew a square. ‘A square has four sides. One, two, three, four.’ “She walked around the cow to the other side of the board. She drew a pentagon, a hexagon, and […]
- Health & Medicine
Pet exposure may reduce allergies
Exposing children to cats or dogs at an early age may make them less prone to allergies later in life.
- Physics
New approach smooths wrinkle analysis
A simple new theory of wrinkle formation predicts basic traits of wrinkled surfaces, such as how close together the folds will be, without miring scientists in impossible-to-solve equations.
- Health & Medicine
New Australian virus infects people
Australian scientists have identified a new virus, apparently spread by fruit bats, that causes birth defects in pigs and severe illness in some people exposed to infected pigs.
