Pilots rev up engines before takeoff, but why? The answer lies in a fascinating dance of air, fire, and spinning blades.

This BMW comes in loud and aggressive from the first rev. The equal length exhaust makes every pull sharper and harder to ...

This video shows the Mercedes C63 AMG W204 doing a strong burnout with heavy tire smoke and deep V8 exhaust sound. The car ...

A new study led by researchers at National Jewish Health provides quantitative evidence linking burn pit smoke exposure during military deployment to increases in harmful carbon-based particles in the ...