3,976 results
3,976 results for: Dogs
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Letters
Making morphine The article “Chemists pin down poppy’s tricks for producing narcotic painkiller” (SN: 4/10/10, p. 5) may presage geopolitical changes in Afghanistan, regardless of whether there are engineered virus attacks or alternative crop programs. A technological advance like this one will eventually be used in the United States and Europe. Even if governments continue […]
- Animals
Dogs show a fetching communication savvy
In a sign of understanding that one object can be used to represent another, border collies fetch toys after being shown replicas or, in some cases, photos of those toys.
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Sleep Gone Awry
Researchers inch closer to causes, cures for insomnia, narcolepsy.
- Life
Old gene, short new trick
A single genetic modification is linked to the stature of short-legged dog breeds, new research shows.
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- Genetics
Dog gene heeds call of the wild
Domesticated dogs passed a gene for dark fur color to their wild cousins.
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Meet the Growbots
Social robots take baby steps toward humanlike smarts.
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Theo Gray’s Mad Science: Experiments You Can Do at Home — But Probably Shouldn’t by Theodore Gray
Dramatic experiments, captured in color photography with step-by-step instructions, demonstrate scientific principles from the everyday world. Black Dog & Leventhal, 2009, 239 p., $24.95. THEO GRAY’S MAD SCIENCE: EXPERIMENTS YOU CAN DO AT HOME — BUT PROBABLY SHOULDN’T BY THEODORE GRAY
- Earth
Ivy nanoparticles promise sunblocks and other green products
I’ve developed a love-hate relationship with English ivy that’s been devolving towards hate-hate. But a new paper may temper my antipathy. Apparently this backyard bully also offers a kinder, gentler alternative to the potentially toxic metal-based nanoparticles used in today’s sunscreens.
- Humans
Another livestock drug endangers vultures
After one veterinary NSAID almost wiped out vultures in South Asia, one of the possible replacements turns out to be toxic too.
- Paleontology
New fossil helps solidify dino origins
The dog-sized creature bolsters the notion that early dinosaurs first appeared in what is now South America.
