News

  1. Anthropology

    Extreme cold may have nearly wiped out human ancestors 900,000 years ago

    Ancestral populations had rebounded by about 800,000 years ago, heralding the evolution of people today, a contested DNA analysis suggests.

    By Bruce Bower
  2. Archaeology

    Ancient Egyptian jars hint at complex mummification balms

    Residue from ancient jars holding the internal organs of the mummy Senetnay hints at early Egyptian trade routes and complex mummification practices.

    By Luis Melecio-Zambrano
  3. Health & Medicine

    The weight-loss drug Wegovy may also help treat addiction

    Recent studies in mice and rats suggest that semaglutide drugs, like Wegovy, can curb some addictions. Several human trials are underway.

    By Laura Sanders
  4. Neuroscience

    Three ways of rejuvenating aging brains may work via the same protein

    Three brain rejuvenation methods may exert their effects through the same molecule, at least partly, which could lead to therapies for cognitive decline.