DARPA's Strategic Technology Office (STO) invites groundbreaking concepts and disruptive technologies that empower the U.S. military and national security leaders with reliable and game-changing capabilities across Air, Space, Sea, and Land domains. The focus spans from deterrence to high-end peer combat, aiming to fulfill DARPA's mission of pioneering high-risk, high-reward breakthrough technologies. STO prioritizes ambitious, challenging, and revolutionary projects that bring about substantial shifts in technical capabilities, providing novel strategies for our warfighters. With a commitment to speed and scalability, STO aims to deliver operational solutions within a few years, from project initiation to proof of concept. Functioning as a "systems office," STO envisions creating innovative proof-of-concept mission systems to demonstrate and expand the realm of what is technically achievable.