When fluid dynamicists get into the ALS ice bucket challenge, they give it a good fluidsy twist. Here are some selections, including lots of high speed video and an infrared video. Check out all those liquid sheets breaking up. Links to the full videos are below. (Image credits: Ewoldt Research Group, source video; TAMU NAL, source video; BYU Splash Lab, source videos 1, 2, 3, 4)