News

  1. Earth

    Magma heats up as it crystallizes

    Molten rock moving through a volcano's plumbing prior to an eruption can sometimes heat up substantially as it approaches Earth's surface.

    By Sid Perkins
  2. Planetary Science

    Rare Uranian eclipse

    The Hubble Space Telescope has for the first time recorded an eclipse on Uranus.

    By Ron Cowen
  3. Earth

    Plowing Down the Amazon: Satellites reveal conversion of forest to farmland

    The clearing of jungle to create cropland is a major and previously underappreciated force behind deforestation in the Amazon region of Brazil, according to an analysis of satellite images.

    By Ben Harder
  4. Animals

    Hey, Roach Babe: Male cockroaches give fancy courting whistles

    Some male cockroaches whistle at females with surprisingly complex, almost birdlike whistles.