News

  1. Health & Medicine

    The FDA says don’t buy young plasma therapies. Here’s why

    Infusions of plasma from young people may hold the secret of youth, but there’s not much evidence to support the idea yet.

    By Laura Sanders
  2. Planetary Science

    Hayabusa2 just tried to collect asteroid dust for the first time

    The Japanese Hayabusa2 spacecraft touched down on asteroid Ryugu and attempted to gather a sample of its rock to bring back to Earth.

    By Lisa Grossman
  3. Astronomy

    Colliding neutron stars shot a light-speed jet through space

    A stream of particles created in a neutron star crash, detected in 2017 using gravitational waves, could explain certain mysterious flashes of light.