Uncategorized

  1. Fatherless Stem Cells: Scientific fraud involved an accidental advance

    Stem cells that discredited researcher Woo Suk Hwang claimed as the first example of human cloning actually came from embryos that contained only the mother's genetic material.

    By Patrick Barry
  2. Planetary Science

    G Whiz! Craft identifies source of faint Saturnian ring

    The Cassini spacecraft has discovered the source of particles that make up Saturn's G ring.

    By Ron Cowen
  3. Earth

    Asian Forecast: Hazy, Warmer—Clouds of pollution heat lower atmosphere

    Clouds of smoke and soot that blanket many regions of Asia heat the lower atmosphere by the same amount that rising greenhouse gases do.

    By Sid Perkins

  4. 19866

    Conservation by America is not going to decrease global warming.