News

  1. Anthropology

    Humans don’t get enough sleep. Just ask other primates.

    Short, REM-heavy sleep bouts separate humans from other primates, scientists find. Sleeping on the ground may have a lot to do with it.

    By Bruce Bower
  2. Ecosystems

    Pollution regulations help Chesapeake Bay seagrass rebound

    Regulations that have reduced nitrogen runoff into the Chesapeake Bay are driving the recovery of underwater vegetation.

    By Laurel Hamers
  3. Astronomy

    Massive stellar flare may have fried Earth’s nearest exoplanet

    A massive flare made Proxima Centauri 1,000 times brighter in 10 seconds, dimming hopes that its planet may be habitable.

    By Lisa Grossman
  4. Artificial Intelligence

    In the future, an AI may diagnose eye problems

    Artificial intelligence could help diagnose blinding eye diseases and other illnesses, speeding up medical care in areas where specialists might be scarce.