News

  1. Health & Medicine

    A mouse’s metabolism may follow circadian rhythms set by gut bacteria

    While animals’ circadian clocks control functions from sleep to hormone release, gut bacteria dictate when mice’s small intestines take up fat.

    By Tina Hesman Saey
  2. Space

    This fast radio burst shined a light on a galaxy’s mysterious gas halo

    A lucky alignment let astronomers probe one galaxy’s diffuse gas using a brief, bright blast from a more distant galaxy.

    By Lisa Grossman
  3. Health & Medicine

    Rockland’s measles outbreak is over, but U.S. elimination status is still at risk

    Officials in Rockland County in New York announced that their measles outbreak, which began October 1 of last year, is finally finished.