Watch Tracing Light (2025) : Full Movie Online Free Light is a fascinating phenomenon. Without light, there would be no cinema, no film – and no life. So light is at the origin of everything, and yet it remains invisible to the eye until it hits matter. This moment is – quite literally – the starting point of Thomas Riedelsheimer’s latest work, for the springtime spectacle of rainbow shreds in the cinematographer and documentary filmmaker’s flat became the starting point of a search for the origin of the images we form of this world. For this quest he dived deep into two spheres that seem to follow different laws but always strive to fathom the magical: physics and art.