Like much in life, the difference between detonation and pre-ignition, and their effects, comes down to timing. Both refer to a situation when an engine's fuel/air mixture combusts at the wrong time, ...

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler engine technology that will be a critical feature of the company’s ultra-fast Quarterhorse aircraft. Pre-cooling refers to the ...

Dr. Vickey Kalaskar and the SwRI team have pioneered a groundbreaking testing methodology to tackle stochastic pre-ignition (SPI) in heavy-duty hydrogen-fueled engines (H2-ICEs). SAN ANTONIO — ...

When your car starts making a metallic knocking sound under the hood, you'd assume it could only be one thing: the engine. However, there are two common culprits, and they're definitely not the same.