In June, dozens of runners raced through parts of Cedar Rapids as volunteers tossed fistfuls of brightly colored powder into the air and at participants. The powder, the main attraction of a race ...

ORLANDO, Fla. — Every race season, a rainbow of runners storm through clouds of colored powder. "It was awesome,” said runner Mimi Wilk. The pigments make for perfect pictures. "It's just a fun run, ...

NAPLES, Fla.- Fire officials are raising concerns about events that use a colored powder made of cornstarch after a recent deadly explosion. The powder is often used in the popular color runs held ...

Most hobby 3D printers are based on FDM, extruding a single-color noodle of melted plastic to build up an object. Powder-based inkjet 3D printing allows you to print detailed, full-color models from a ...