Uncategorized

  1. Archaeology

    People may have lived in Brazil more than 20,000 years ago

    Stone Age humans left behind clues of their presence at a remote Brazilian rock shelter.

    By Bruce Bower
  2. Earth

    North America’s largest recorded earthquake helped confirm plate tectonics

    Henry Fountain’s 'The Great Quake' mixes drama and science to tell the story of the 1964 Alaska earthquake.

    By Emily DeMarco
  3. Planetary Science

    Moons of Uranus face future collision

    By studying variations in the rings of Uranus, researchers have determined the mass and density of the planet’s moon Cressida.

    By Ashley Yeager
  4. Oceans

    How deep water surfaces around Antarctica

    New 3-D maps trace the pathway that deep water takes to the surface of the Southern Ocean.