'Microlightning' between water droplets could have sparked life on Earth. Here's howBy otako_fzbgs4 / March 19, 2025 The building blocks of life on Earth may have been fueled by tiny sparks hopping between water droplets. Related posts: Catch solar bursts in new citizen science project Sped-up simulation of Hera’s Mars flyby Hera asteroid mission’s Mars flyby Watch live: Images from Hera’s Mars flyby