News

  1. Paleontology

    Apes and Old World monkeys may have split later than thought

    A 29- to 28-million-year-old primate fossil found in Saudi Arabia assists scientists in timing a major evolutionary transition.

    By Bruce Bower
  2. Health & Medicine

    Body shape may affect mental acuity

    Among women 65 to 79, big apples performed better than plump pears on tests of memory and reasoning.

    By Janet Raloff
  3. Life

    Science leaps forward with Calaveras County frog jump

    Biologists test the pros of amphibian athletics.

    By Susan Milius
  4. Health & Medicine

    Antiaging protein also boosts learning and memory

    An antiaging molecule also helps keep the mind sharp.