Uncategorized
- Archaeology
Jarring clues to Tut’s white wine
Chemical analyses of residue from jars found in King Tutankhamen's tomb have yielded the first evidence of white wine in ancient Egypt.
- Health & Medicine
Blood, Iron, and Gray Hair
Recent findings show that anemia is exceedingly common in elderly people and link the condition to severe health problems, including accelerated physical and mental decline and a shorter life span.
- Tech
Quantum-Dot Leap
Multiple electrons from photons in quantum dots could be a boon to solar cells and other technologies.
- Math
A Straw and Two Glasses
Using a straw to transfer water between two glasses raises intriguing mathematical questions. For more math, visit the MathTrek blog.
- Humans
Letters from the May 27, 2006, issue of Science News
Dig it or don’t I am rather surprised at all the attention this find is getting (“Out of the Shadows: Not all early mammals were shy and retiring,” SN: 3/18/06, p. 173). Some would think that these mammals caused the downfall of the dinosaurs, but the fossil record suggests a very different scenario. There is […]
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Amphibiaweb
Curious about frogs, toads, or salamanders? This Web site from the University of California, Berkeley provides data on more than 6,000 amphibian species from around the world. Visitors can browse the listings by name or region of the world (or country). The site also has general information about amphibians and addresses the issue of amphibian […]
- Materials Science
Gripping Tale: Metal oozes in nanotubes’ grasp
Carbon nanotubes can squeeze substances inside them with such high pressures that even hard metals squish like putty.
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19684
While reading this article, I pondered what would happen if fissionable elements were the core crystals of the nanosqueeze. Would nanoreactors or nanobombs be possible? Victor LawnickiLouisville, Ky. Florian Banhart of the University of Mainz in Germany notes that a nuclear-fission bomb or reactor requires a critical mass of kilograms of fissionable material—way too much […]
- Animals
Lobster Hygiene: Healthy animals quick to spot another’s ills
Caribbean spiny lobsters will avoid sharing a den with another lobster that's coming down with a viral disease.
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Big Oil, Tiny Barons: Microbes can unleash trapped petroleum
Specialized microbes can lift trapped oil from wells long gone dry.
- Health & Medicine
For the Birds: New vaccines protect chickens from avian flu
By piggybacking components of strains of avian-influenza virus onto an existing poultry vaccine, scientists have created experimental vaccines that can prevent bird flu in chickens.
