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  1. Humans

    Letters from the July 28, 2007, issue of Science News

    Gyro Q & A Doesn’t “Spinning into Control” (SN: 05/19/07, p. 312) on flywheels leave out a significant aspect: the gyroscope effects of a rotating large mass? Wouldn’t it be a benefit for moving installations (stabilization) and a problem for immobile installations? Lee HukillPalo Alto, Calif. In the article, the flywheels depicted appear to have […]

    By Science News
  2. Health & Medicine

    Perception is longevity

    Mice lived longer when they were fooled into sensing lower insulin levels than they actually had.

    By Patrick Barry
  3. Planetary Science

    Saturn’s retinue: 60 and counting

    A little moon, two kilometers across, is Saturn's 60th satellite.