News

  1. Environment

    Fires in the Amazon forest may melt sea ice in Antarctica

    Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.

    By Meghie Rodrigues
  2. Astronomy

    A claimed hint of alien life whips up spirited debate

    Astronomers have a lot of thoughts about the latest paper claiming we’ve found the strongest hints of alien life yet on the distant planet K2 18b.

    By Lisa Grossman
  3. Space

    A NASA rover finally found Mars’ missing carbon

    The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.