<ul><li>Europa is a moon of Jupiter with a subsurface ocean of liquid water beneath its frozen exterior.</li><li>Hydrothermal vents on Europa's ocean floor could create hydrogen and organic molecules, potentially supporting life.</li><li>New research suggests laser-induced ultraviolet fluorescence could detect biosignatures in newly exposed ice on Europa.</li><li>Aromatic amino acids surviving in Europa's surface ice could be a possible sign of life.</li></ul>

Is Europa alive? A laser could detect biosignatures from space

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