3,968 results
3,968 results for: Dogs
- Animals
Meerkat pups grow fatter with extra adults
Meerkat pups growing up in large, cooperative groups are heftier because there are more adults to entreat for food.
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Cries and Greetings
Baboon intimacy and detachment present vexing clues.
- Math
Algebra, Philosophy, and Fun
I don’t often encounter the words “philosophy” and “fun” right next to the term “algebra.” Nowadays, these words don’t seem to fit together comfortably. However, the three terms do appear in the title of an engaging little book called Philosophy and Fun of Algebra, written by Mary Everest Boole (1832–1916) and published in 1909. I […]
- Agriculture
Slugging It Out with Caffeine
Anyone who has raised tomatoes in a moist environment knows the tell-tale sign: Overnight, a ripe, juicy orb sustains a huge, oozing wound. If you arrive early, you might catch the dastardly culprit: a slug. In one test, scientists sprayed soil with dilute caffeine and then watched as slugs, like this one, made haste to […]
- Math
Pursuing Pursuit Curves
A pursuit curve is the path an object takes when chasing another object. Such a path might result from a fox pursuing a rabbit or a missile seeking a moving target. This set of superimposed “snapshots” shows the lines of sight at regular intervals of four “bugs” chasing one another, all moving at the same […]
- Animals
Music without Borders
When birds trill and whales woo-oo, we call it singing. Are we serious?
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Save Our Sounds
Some 14 libraries around the world have built up substantial collections of natural sounds, from bird songs to fish hums.
- Animals
Rebranding the Hyena
Zoologists are hoping that long-term ecological studies of the spotted hyena will assist in dispelling the animal's undeservedly bad reputation.
- Chemistry
Tiny spheres may deliver oral insulin
Researchers have developed microscopic spheres that can sneak insulin past the stomach so it can be absorbed in the small intestine.
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Ancient Gene Takes Grooming in Hand
A gene involved in body development also plays a critical role in regulating the grooming behavior of mice, a discovery that may advance the understanding of certain psychiatric disorders.
- Paleontology
Fossil footprints could be monumental
Trace fossils found in a vacant lot in a small town in Utah, including the footprints of meat-eating dinosaurs, could soon be protected as part of a new U.S. national monument.
- Astronomy
Bow-wowing them with radar
The sharpest radar image ever of an asteroid shows features on 1999 KW4 as small as 7.5 meters—about the length of a stretch limo.
