News

  1. Archaeology

    Laser mapping shows the surprising complexity of the Maya civilization

    A large-scale lidar survey of Guatemalan forests reveals evidence of ancient, interconnected Maya cities.

    By Bruce Bower
  2. Neuroscience

    Survey raises worries about how screen time affects kids’ brains

    A large study of U.S. children ties lots of screen time to lower thinking skills, but the relationship between the two is still unclear.

    By Laura Sanders
  3. Animals

    Manta rays have an unusual mouth filter that resists clogging

    Manta rays filter feed differently than other ocean creatures.

    By Laurel Hamers
  4. Tech

    Fiberglass-spinning robots could be construction workers of the future

    A team of fiberglass-spinning robots could create tubing to help build bridges, buildings or other structures.