Caterpillar's 3126 and C7 engines are workhorse diesel engines that keep big machines running on punishing work sites, but ...

Although turbojet and turbofan jet engines are similar, the things that set them apart make them very different. Here's what ...

Manual transmissions are increasingly rare, but the models that still offer them are some of the best driver’s cars available ...

For any particular model of car, engine designers are given a whole list of technical requirements and performance targets…within a size ceiling. The driving force of car engine sizes is “tax brackets ...

Extended-range EVs, or EREVs, serve to split the difference between a plug-in hybrid and a full-on battery-powered electric ...

Enzymes are molecular machines that carry out the chemical reactions that sustain all life, an ability that has captured the ...

The Honda CBR650R is back in India, and it goes up against the Triumph Daytona 660. If you are looking for a sports tourer but don’t know which one of the two to pick, then this article will give you ...

Heat engines convert heat into mechanical work by exploiting a temperature difference between a hot source and a cold sink. From steam engines to power plants, they all generate motion or ...

These 10 SUVs may look small when it comes to price, but they've all got something different hiding under the hood.

The defining feature on the iPad Pro M4 is the 13-inch Ultra Retina XDR OLED panel. It has ProMotion tech and goes up to ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust. Now, a study demonstrates how to convert exhaust ...