News

  1. Health & Medicine

    New heart attack treatment uses photosynthetic bacteria to make oxygen

    Photosynthetic bacteria can produce oxygen to keep rat heart muscles healthy after a heart attack.

    By Tina Hesman Saey
  2. Life

    Ancient DNA shakes up the elephant family tree

    DNA from straight-tusked elephant fossils is forcing scientists to reconsider the history of elephant evolution.

    By Maria Temming
  3. Health & Medicine

    New kind of ‘tan in a bottle’ may one day protect against skin cancer

    A drug for activating melanin production without using ultraviolet radiation works in human skin samples.

    By Aimee Cunningham
  4. Planetary Science

    Jupiter’s precocious birth happened in the solar system’s first million years

    Jupiter formed within the first million years of the solar system, according to meteorite measurements.