News

  1. Physics

    Supercooled liquid water hits record low

    Weird supercooled water well below its freezing point viewed with ultrafast laser.

    By Andrew Grant
  2. Psychology

    Children negotiate taking turns surprisingly early in life

    Five-year-olds can coordinate decisions with others in a fair way, even when each child has conflicting interests.

    By Bruce Bower
  3. Neuroscience

    Brain signal reappears after ADHD symptoms fade

    In adults who no longer have ADHD, brain synchrony appears.

    By Laura Sanders
  4. Animals

    Swimming evolved several times in treetop ants

    Certain ants living in tropical forest canopies turn out to be fine swimmers.

    By Susan Milius
  5. Earth

    Earth’s deep interior holds vast reservoir of water

    Ocean’s worth of water trapped in Earth’s mantle, lab experiments and seismic data suggest.