The amended rules open the way for vehicles designed to run on higher-ethanol blends, but conventional petrol cars certified ...

Can cars run safely on E100? And if cars can run on almost pure ethanol, why blend with petrol at all? We explain.

You are riding a vintage Harley, and the engine, which started normally until yesterday, suddenly won't start.No matter how ...

Open-hood tinkering faded as plastic shields, computers, and emissions rules took over engine bays.

Why the Cadillac 500 Loves Proper Timing | Ask Ed 18 With Ed Smith. Ed Smith explains why correct ignition timing matters for ...

For more than 70 years, fusion energy researchers have used a particular equation to judge whether a plasma would stay hot and dense enough—for long enough—to reach a point where it could sustain ...