The orange effect is created by a clump of burning steel wool, the blue stars are flashlights. "There are a lot of possibilities with creating art with light," Jackson, 34, explains.

Stephen Knapp paints with light. Using a single halogen bulb and sheets of kiln-formed glass, the Massachusetts-based artist has been working with light for 30 years, creating ethereal paintings ...

The paintings also drew on photolithography, a standard method of using light refraction to create the distinctive, maze-like conductive paths on circuit boards.

The Parthenon Marbles Were Painted in Bright Colors and With Intricate Designs, a New Study Reveals Using non-invasive techniques, scientists have found traces of pigments from blue to purple.

When restoring damaged and faded works of art, artists often employ lasers and other sophisticated imaging techniques to study intricate details, analyze pigments, and search for subtle defects ...

With red light, one can still get ~ micron resolution, blue light gets you about half that. Few applications need better than 1 micron resolution over centimeter-scale objects.