Uncategorized
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Health & Medicine
Superbug: What makes one bacterium so deadly
A molecule that pierces immune cells gives some aggressive antibiotic-resistant staph bacteria their fearsome virulence.
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Math
A Video That’s Worth a Million Words
Award-winning video reveals the simplicity and beauty of an abstract mathematical tool.
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Earth
New climate sensor: Swiss grapes
Records of grape harvests reveal the summer climate in parts of Switzerland as far back as the 1400s.
By Sid Perkins -
Health & Medicine
Too little sleep may fatten kids
Lack of sleep may promote childhood obesity.
By Janet Raloff -
19901
It’s not surprising that a study shows that “Too little sleep may fatten kids.” Less sleep leads to more snacking leads to weight gain. Irwin TylerSpring Valley, N.Y.
By Science News -
Tech
Bucky shrink-wrap
Scientists filmed cage-shaped carbon molecules as they shrank to become buckyballs.
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Agriculture
Insects laughing at Bt toxin? Try this
A new countermeasure restores the toxicity of Bt pesticides to insects that have evolved resistance.
By Susan Milius -
Anthropology
Wild chimps scale branches of culture
Distinctive behaviors in wild-chimp communities point to a basic cultural capacity in these animals.
By Bruce Bower -
Physics
Shadow World
Physicists have found new evidence for a 10-year-old conjecture that bridges the gap between the many-dimensional space of string theory and more familiar theorizing.
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19900
Lazarus taxa” is an appropriate name for species that seem to have been resurrected. However, the Lazarus whom Jesus raised from the dead was a householder who lived with his sisters, Mary and Martha, in Bethany (John 11). The beggar named Lazarus appeared in a parable that Jesus told to his followers (Luke 16). Linda […]
By Science News -
Paleontology
Back from the Dead?
The long-term disappearance of creatures from the fossil record and their later reemergence can provide insights into ancient environmental conditions and the trustworthiness of the fossil record itself.
By Sid Perkins -
Humans
Letters from the November 17, 2007, issue of Science News
Unequal opportunity “The Wealth of Nations” (SN: 9/1/07, p. 138) describes the difficulty of moving from exporting one product to exporting another in terms of a “distance” between various products. I would imagine, however, that a nation that already manufactures computers, for example, could easily move into calculators, but that the reverse might not be […]
By Science News