Uncategorized

  1. Health & Medicine

    Does lack of sleep lead to diabetes?

    Lack of sleep makes healthy adults somewhat resistant to the effects of the hormone insulin, suggesting it could predispose people toward type II, or adult-onset, diabetes.

    By Nathan Seppa
  2. Earth

    The Silence of the Bams

    If a nuclear explosion were set off in a cavity of the right size and shape, even a moderate-sized nuclear bomb might appear at long distances to be no bigger than a routine explosion used in mining.

    By Sid Perkins
  3. Earth

    Atlanta leaves big chemical footprint

    A new analysis of water quality downstream of Atlanta shows that some pollutants from the city are still detectable in the river more than 500 kilometers away.