Some of the best engineers and inventors are copycats. They look at how the natural world solves complex problems and use ...

Heart valve disease happens when one or more of your heart’s four valves don’t work properly, preventing oxygen-rich blood from moving efficiently through your heart and to your body. This forces your ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

The 3.3L V6 twin-turbo in the 2018 Kia Stinger won a 2018 Ward’s Auto 10 Best Engines award. The aluminum engine produces 365 horsepower and 376 lb-ft of torque. The engine has a wide range of useful ...