In *Loonshots*, Safi Bahcall unpacks the untold stories of 'crazy' ideas that reshaped the world—from WWII’s radar and penicillin to statin drugs and the internet. He breaks down loonshots into two core types: P-type (product/tech breakthroughs like jet engines) and S-type (strategy/model shifts like airline revenue management). Bahcall reveals why so many game-changing loonshots die early, trapped by false failures, organizational blind spots like the 'Moses Trap' (leaders fixated on past successes), and misaligned incentives. Drawing on physics concepts like phase transitions and percolation theory, he lays out actionable frameworks—the Bush-Wehrle Principles of phase separation, dynamic balance, and systems thinking—to help organizations nurture loonshots while sustaining core operations. Packed with real-world case studies (DARPA, Pixar, Pan Am), this book gives leaders and innovators the tools to spot hidden potential, defend fragile ideas, and turn 'impossible' loonshots into transformative wins.