HEAT LIGHTNING - Keep it simple, it IS a thing. It simply refers to any type of lightning you can see yet is too far away to hear. Light travels much faster than sound, thus suffers little attenuation as it travels towards the viewer. Soundwaves dissipate as they impact with air molecules and get more muffled/distorted as they bounce off of objects on their way to you, sounding as a long series of rumbles rather than thar crackling sound of closer strikes. Additionally, on hot summer nights the