Have you heard of the words Cherenkov Light before? It’s the bluish-white light charged particles give off when they pass through a medium faster than the speed of light, which was first discovered by and named after physicist Pravel Cherenkov in 1934. At pixiv, there are numerous gorgeous illustrations with the tag, Cherenkov. This time, we have collected some of the best ones for this week’s special feature. Take a look!