In a groundbreaking discovery, scientists have found a toxic gas on Enceladus, one of Saturn’s moons. The gas, known as hydrogen cyanide, is considered a potential building block for life. This finding has significant implications for the search for extraterrestrial life, as it suggests that the conditions necessary for life may exist on Enceladus. The presence of hydrogen cyanide adds to the growing body of evidence that this moon harbors the ingredients necessary for life to thrive. Further exploration and study of Enceladus will be crucial in our understanding of the potential for life beyond Earth.