astrobiology

  • Scientists Can Detect Life in Single Grain of Alien Ice

    Scientists Can Detect Life in Single Grain of Alien Ice

    Icy moons like Europa and Enceladus are exciting venues for the prospect of life beyond Earth, because they are thought to contain oceans of water beneath their frigid surfaces. Now, a team of scientists has concluded that a single grain of material spewed up by the outgassing moons could contain biosignatures—signs of life—if there are…