Uncategorized

  1. Earth

    Dust up north

    Strong northeasterly winds blowing across coastal regions of southern Alaska recently exposed by melting snow launched massive clouds of dust over the Gulf of Alaska.

    By Sid Perkins
  2. Astronomy

    By the light of a starry eruption

    Astronomers calculating the brightness of a supernova explosion witnessed in the 11th century estimate that it was likely the most brilliant stellar event in recorded history.

    By Ron Cowen
  3. Health & Medicine

    Protein protects rat brains from strokes

    Neuroglobin, a protein related to hemoglobin, may protect the brain during strokes.

    By John Travis
  4. Earth

    Undersea Mountain Descent

    Join an international expedition in exploring an underwater mountain in the middle of the Atlantic Ocean.