24 Articles
Zooming in on NASCAR

NASCAR racers move fast. Camera shutters are fast enough to freeze the 200 mph action, but what do you do when you want a shot of the entire field of racers? Wide angle lenses create distortion known as convergence, and if you zoomed out enough to get the entire field, you're only utilizing a portion of your emulsion or imaging chips, resulting in a noisy, fuzzy image. Photographer Rick Graves has created a customized Hasselbla

VIDEO: So that's what it looks like! -- Slo-Mo combustion closeup

We all learn the theory of what happens inside an internal combustion engine; a mixture of fuel and air is ignited by a short electric spark. Some people describe the ensuing event as an explosion, but the ideal is a controlled burn, but it's still so fast that it could be confused for an uncontrolled explosion. An engine is a practical application of thermodynamics, when it comes right down to it. The piston moves by the pressure exerted by the burning fuel mixture, and as the piston moves down

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