News

  1. Anthropology

    Earliest evidence of monkeys’ use of stone tools found

    600- to 700-year-old nut-cracking stones from Brazil are earliest evidence that monkeys used tools.

    By Amy McDermott
  2. Life

    When mouth microbes pal up, infection ensues

    A common and usually harmless species of mouth bacteria can help harmful bacteria become more powerful by providing oxygen.

    By Laurel Hamers
  3. Climate

    Phytoplankton’s response to climate change has its ups and downs

    In a four-year experiment, the shell-building activities of a phytoplankton species underwent surprising ups and downs.

    By Thomas Sumner
  4. Life

    Mini ‘wind farm’ could capture energy from microbes in motion

    Bacteria could spontaneously organize and rotate turbines, computer simulations show.