Embark on a fascinating journey into the world of neutrinos in this 55-minute lecture by science journalist James Riordon. Explore the history and science behind the elusive "ghost particle," from its discovery to its potential for unlocking cosmic mysteries. Learn about neutrino sources, detection challenges, and their role in astronomy. Delve into topics such as beta decay, neutrino oscillations, and their application in probing Earth's interior. Discover how neutrinos could shed light on matter-antimatter asymmetry, alien communication possibilities, and the universe's origins. Gain a comprehensive understanding of these subatomic particles that constantly pass through us, and their significance in advancing our knowledge of the cosmos.