News

  1. Physics

    Wake Up, Little Surfers: Riding waves toward tabletop accelerators

    Prospects that today's giant particle accelerators could shrink to the size of rooms look better than ever, now that new experiments have produced electron pulses of uniform energy from laser-powered accelerators that act over millimeter distances.

    By Peter Weiss
  2. 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
  3. 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
  4. 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.