New Study Challenges Signs of Life on Exoplanet K2-18b

A bold claim of alien life on exoplanet K2-18b is now under scrutiny as a new analysis finds the data too weak to support earlier detections of dimethyl sulfide — a potential biosignature. Experts urge caution, noting that more robust, peer-reviewed evidence is needed before confirming the presence of life or habitable conditions on the planet.