News

  1. Astronomy

    Big Smash: Galaxy clusters in collision

    Astronomers have unveiled the most detailed image ever taken of the collision of two clusters of galaxies.

    By Ron Cowen
  2. Chemistry

    Buckyballs at Bat: Toxic nanomaterials get a tune-up

    The soccer-ball-shaped carbon molecules known as buckyballs are toxic to human cells, yet coating the particles can switch off their toxicity.

    By Alexandra Goho
  3. Planetary Science

    Tiny scope spies distant planet

    Using a telescope not much bigger than Galileo's, astronomers have discovered a planet orbiting a star 500 light-years from Earth.

    By Ron Cowen
  4. Health & Medicine

    Coffee’s curious heart effects

    Very high or low daily consumption of coffee appears to pose far more of a heart risk than drinking moderately.