Uncategorized

  1. Health & Medicine

    Limiting global warming to 1.5 degrees C could prevent thousands of deaths in the U.S.

    A study projecting heat-related mortality in 15 U.S. cities illustrates urban risk from global warming.

    By Aimee Cunningham
  2. Earth

    Soil eroded by glaciers may have kick-started plate tectonics

    How plate tectonics got going is a mystery. Now scientists say they’ve found a key part of the story: massive piles of sediment dumped in the ocean.

    By Carolyn Gramling
  3. Astronomy

    The accretion disk around our galaxy’s black hole has been spotted at last

    The Milky Way's central black hole has a disk of gas and dust orbiting it, astronomers can finally say with confidence.