News

  1. Archaeology

    A spider monkey’s remains tell a story of ancient diplomacy in the Americas

    A 1,700-year-old spider monkey skeleton unearthed at Teotihuacan in Mexico was likely a diplomatic gift from the Maya.

    By Freda Kreier
  2. Animals

    Long considered loners, many marsupials may have complex social lives

    Some marsupials may be more sociable than previously thought, opening the door to a possible deep legacy of social organization systems in mammals

    By Jake Buehler
  3. Physics

    How physics can improve the urinal

    Urinals built with curves like those in nautilus shells eliminate the splash-back common with conventional commodes.

    By James R. Riordon
  4. Health & Medicine

    Pollution mucks up the lungs’ immune defenses over time

    A study of immune tissue in the lungs reports that particulate matter buildup from air pollution may impair respiratory immunity in older adults.