News

  1. Health & Medicine

    Taking a weight-loss drug reduced a craving for opioids

    Early results from 20 people with opioid use disorder raise hopes that popular weight-loss drugs like Wegovy can tackle opioid addiction, too.

    By Erin Garcia de Jesús
  2. Physics

    Here’s how scientists reached nuclear fusion ‘ignition’ for the first time

    The first fusion experiment to produce an energy excess required meticulous planning and also revealed a long-predicted heating phenomenon.

    By Emily Conover
  3. Neuroscience

    Ancient viruses helped speedy nerves evolve

    A retrovirus embedded in the DNA of some vertebrates helps turn on production of a protein needed to insulate nerve cells, aiding speedy thoughts.

    By Tina Hesman Saey
  4. Planetary Science

    NASA’s OSIRIS-REx nabbed over 120 grams of space rocks from asteroid Bennu

    After being stymied by two stuck screws, NASA finally accessed a trove of Bennu asteroid bits.