News

  1. Astronomy

    A gas clump in the Milky Way’s neighborhood might be a ‘dark galaxy’

    A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

    By Mara Johnson-Groh
  2. 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
  3. 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.