News

  1. Space

    Solar flares may show predictable warning signs hours before erupting

    Scientists spotted patterns hours before a major solar flare, a discovery that could help forecast dangerous eruptions.

    By Lisa Grossman
  2. Health & Medicine

    Why is hantavirus so deadly? It’s not what you may think

    Andes hantavirus causes deadly lung failure, but its method of attack differs from other respiratory illnesses. The details might inform future treatments.

    By Tina Hesman Saey
  3. Animals

    Even careful scuba divers can damage coral reefs

    Hours of diving videos and hundreds of survey responses reveal the common diver mistakes that can cause irreversible reef damage.

    By Jake Buehler
  4. Physics

    Physics explains why gold stays pristine

    Metals like copper oxidize — reacting with oxygen in the air — but gold doesn’t, thanks to a quick switch in atom arrangement on its surface.