A hydrogen sensor developed by scientists at The University of Manchester is set to revolutionize the safe deployment of clean hydrogen energy. As the world moves towards cleaner energy sources, hydrogen plays a vital role in the transition away from fossil fuels. However, detecting this clear, odorless, and highly flammable gas has been a challenge due to its properties. The newly developed sensor, created in collaboration with the King Abdullah University of Science and Technology in Saudi Arabia, offers a cost-effective, reliable, and energy-efficient solution for hydrogen detection. Professor Thomas Anthopoulos highlighted the sensor's potential to enhance safety across industries, homes, and transportation. The sensor's operation, based on 'p-doping' technology, allows for the rapid and accurate detection of hydrogen by measuring electrical current changes. Tested in various real-world scenarios such as leak detection and airborne monitoring, the sensor surpassed commercial detectors in speed and performance. Its flexibility and thin design also enable integration into smart devices for continuous monitoring of hydrogen systems in real-time. The team is now focusing on enhancing the sensor's capabilities and assessing its long-term stability for diverse sensing applications, showcasing its potential for widespread use in the transition to cleaner energy.