Originally inspired by mirages and other types of natural phenomena like the twinkling of stars at night where the density of gas (as well as liquid), scientists in the 1860s devised an optical technique called Schlieren photography (the German word for ‘streak’) to isolate distorted light rays from factors such as heat, chemical reaction, and force.  Here is a hi-speed photo of a woman shooting a rifle in a Schlieren optical setup (a diagram for the setup can be found […]

Categories: Art, Chemistry, High Speed Photography, Light, Lighting, Nature, Photography, Physics, Science, Slow Motion Video, Surreal, Textures, Video