News

  1. Psychology

    Smiles tweaked by AI can boost attraction, a speed-dating study shows

    Using face filters to alter expressions manipulated feelings of attraction, raising questions about how such technology may influence social interactions.

    By Laura Sanders
  2. Space

    A distant quasar’s black hole is oddly huge for its galaxy

    The black hole’s mass is over half that of all the stars in the surrounding galaxy, a record for any galaxy hosting a quasar.

    By Ken Croswell
  3. Health & Medicine

    Limiting sugar in infancy reduces the risk of diabetes and hypertension

    Children who experienced sugar rationing during World War II were less likely to develop some chronic illnesses as adults than those with no rationing.