It's a demonstration that almost has to be seen in person to believe. Otherwise, you're likely to say, "It's fake... there's no way that could happen!" As you're watching the video, please remember that there is absolutely no trick photography. When disbelievers see the demonstration performed, the reaction is nothing short of astonishing. Based on our past experience, we know that color mixing is not a reversible process. Mix red and blue and you make purple. Separating the colors back into their original form is not only tricky but incomprehensible for many of us. Watch the video... you'll see why we call it a "Twist in Time." - See more at: http://www.stevespanglerscience.com/lab/experiments/twist-in-time-laminar-flow#sthash.zSdGPMTS.dpuf