Latest Past Events

Weekly Space Hangout: Dr. Eddie Schwieterman Discusses Nitrous Oxide as a Biosignature

Historically, scientists using spectrographic analysis to study exoplanet atmospheres have considered oxygen and methane as two key biosignatures when identifying "life-friendly" planets. But could nitrous oxide — aka "Laughing Gas" — also be a reliable biosignature? A recent paper published in the October, 2022, Astrophysical Journal explains why N2O can — and should — be Read More