Tiny engines less than 50ccs have been commercially popular for a while now, and they’re growing in complexity. Simple single-cylinder models have given way to inline-four cylinders and even V8s.

331CI SMALL-BLOCK CHEVY, 486 HP at 6,900 RPMJeff Latimer, Valencia, CAThere are certain engine combinations that just work. In the history of the small-block Chevy, the little 327 has been passed over ...

Solar panels do a remarkable job during the day; however, the hours when people need the most electricity rarely coincide with the hours when sunlight is strongest. That mismatch has always created a ...

GE Aerospace and Kratos Defense & Security Solutions have begun altitude testing for their new low-cost GEK800 turbofan engine, designed to power cruise missiles and unmanned platforms in the ...