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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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GRUNTING
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At the 2008 Sopchoppy Worm Gruntin' Festival in Florida, expert Gary Revell demonstrates the traditional art of hunting worms by rubbing metal over a wooden stake in the ground. The technique makes a grunting noise reminiscent of a predatory mole.The worms rush out of the ground.
Credit: Catania
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