Experiments show that spontaneous electrical discharges between charged microbubbles can ignite methane at room temperature, providing a plausible mechanism for the mysterious lights known as will-o'-the-wisps and advancing understanding of natural redox reactions. Read the full story at 🔗 https://sci.sx/678446905 In this video: A movie showing a close-up view of two methane–air microbubbles approaching and undergoing a microlightning event immediately prior to coalescence. Credit: Proceedings