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In This Issue
- Silk: Mimicking how spiders make their complex array of silks could usher in a tapestry of new materials, and other animals or plants could be designed to be the producers
- Itch: Scientists trace a new path behind the maddening, unrelenting, screaming desire to scratch
- Half-life (more or less): Physicists are stirred by claims that the sun may change what’s unchangeable—the rate of radioactive decay
- This week's table of contents
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A steep hill in the eastern Hellas region of Mars is surrounded by an apronlike landform. Recent radar measurements of similar structures show that the aprons contain buried glaciers. Full Story ESA, DLR, FU Berlin
- Brain reorganizes to make room for math New research suggests that, as children learn arithmetic, the brain reorganizes dramatically as it shifts from handling only estimates of quantities to attaching precise quantities to symbolic numerals. Read the full story. Found in: Body & Brain and Psychology
- Water-ice deposits found beneath Martian hills Using radar from an orbiting spacecraft to penetrate the hidden recesses of Mars, planetary prospectors have uncovered vast reserves of water-ice buried beneath rocky debris. Read the full story. Found in: Atom & Cosmos and Planetary Science
- Treat HIV-positive babies from the start Babies who are born infected with HIV from their mothers should be treated for the virus as soon as possible, even before symptoms begin, a study finds. Read the full story. Found in: Body & Brain
- Mammoth genome approaching completion Genetic material extracted from the hair of woolly mammoths has revealed new information about the extinct creatures, including how closely related they are to modern elephants. Read the full story. Found in: Genes & Cells, Life, Paleobiology, Paleontology and Zoology
- Sleep makes room for memories Sleep erases old memories to make way for new learning Read the full story. Found in: Body & Brain
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Standard model gets right answer for proton, neutron masses Correct calculation strengthens theory of quark-gluon interactions in nuclear particles Found in: Atom & Cosmos and Matter & Energy
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Minus one gene, male mouse is Mr. Mom Instead of killing mouse pups, he makes a nest and gets the pups cozy. Found in: Behavior, Biology, Biomedicine and Body & Brain
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Superconductivity does the twist Electron fluctuations could explain why exotic material conducts without resistance Found in: Matter & Energy, Molecules and Technology
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This is the teenager’s brain on peer pressure Highlights from day four of the Society for Neuroscience annual meeting Found in: Behavior, Body & Brain, Humans, Life, Psychology and Science & Society
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Ginkgo biloba fails drug test The herb fares no better than placebos in preventing Alzheimer’s disease Found in: Body & Brain
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FOR KIDS: Speedy stars A gang of stars on the edge of our galaxy is running away Found in: Science News For Kids
- Forensics’ next tool: Hair-collecting caterpillars
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Moonsleeping bad for spacewalking Day three of the Society for Neuroscience annual meeting offered news about Down syndrome and sleep cycles. Found in: Behavior, Genes & Cells and Humans
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Your body is mine A new experiment indicates that, under the right circumstances, people feel like they have swapped bodies with someone else Found in: Body & Brain and Psychology
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Still crazy (in love) after all these years A brain imaging study reveals that some people are as giddy as teenagers in love, even after two decades of marriage Found in: Body & Brain
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Between men and women, dyslexia takes sides Highlights from day two of the Society for Neuroscience annual meeting Found in: Behavior, Biomedicine and Body & Brain
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Subglacial lakes flood, glaciers speed up Scientists link increase in Antarctic ice flow rate to water movements deep below Found in: Earth and Earth Science
Science & the Public
Nov 20th 2008
Math Trek
Nov 14th 2008
Comment
Nov 7th 2008
Book Review: The Princeton Companion to Mathematics, Timothy Gowers, ed
Review by Tom Siegfried
Buy now | More Books
Review by Tom Siegfried
Buy now | More Books
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