News

  1. Health & Medicine

    This is the brain on age

    The activity of genes in men's brains begins to change sooner than it does in women's brains, a new study shows.

    By Tina Hesman Saey
  2. Humans

    Stone Age seafood fans

    Excavations in two Gibraltar caves suggest that Neandertals, like modern humans, regularly visited the Mediterranean shore to complement a land-based diet with seafood

    By Bruce Bower
  3. Earth

    Continental clash cooled the climate

    The collision between India and Asia set off events that caused long-term cooling in Earth’s climate, new research suggests.

    By Sid Perkins
  4. Health & Medicine

    Lo-Cal bones hold up

    One study of many recent investigations of how calorie restriction affects people shows that bone density does not necessarily suffer when a person loses weight quickly.