Explore the challenges and solutions for designing highly reliable digital electronics in extreme radiation environments. Delve into the effects of charged particles on tiny transistors in space, particle accelerators, and medical equipment. Learn about error detection and correction techniques, including transistor-level design, triple modular redundancy, and correction codes. Discover open-source software solutions for designing radiation-hardened circuits and gain insights from real-world experiences in particle detector electronics. Understand the various radiation environments, cumulative and single event effects, mitigation techniques, and common mistakes in the field. Gain valuable knowledge on creating robust digital circuits that can withstand harsh conditions on Earth and beyond.