Digital effects now can turn a blue background into a dazzling computer-generated landscape (see "Lights, Camera, Data!"). In 1939, the most dazzling trick of all was Technicolor. "Color moving pictures are a miracle in mechanical ingenuity," PM wrote. Each scene was shot with three black-and-white negatives. Using a painting as reference (above), filmmakers dyed the negatives, pieced them together and hoped for the best.
Get hands-on with the newest innovations from PM's tech team: 24 videos, live blogging from Instapundit Glenn Reynolds, podcasting and a cheaper iPhone.
PM goes to Hollywood to explain the revolution in digital cinema. Plus, the top 10 F/X scenes ever, podcasts with industry insiders, video of hot new flicks and more.
Culled from a half-century of Popular Mechanics issues (make that the first half of last century), The Boy Mechanic represents an age when imagination could conquer far more than the checkbook — when solving a problem was more satisfying than paying to have it go away.