The Mazda RX-7 Wankel Rotary Engine, Dropped for Emissions Compliance, Could be Back in Five Years

A More Efficient Mazda Rotary Engine Could be Back in Five Years

The Wankel Rotary Engine, of unique design and origins, is the only mass-produced engine to have been conceived in the 20th century, while piston-crankshaft...

New Ultra-Efficient Engine Promises 100 MPG

Today's internal combustion engines are almost nothing like the engines found in cars of years gone by, with the exception of the basic...

Mazda Claims Its New Skyactiv-3 Engine Matches EV GHG emissions

Mazda is said to be working on a gasoline engine to be as environmentally efficient as electric cars.  Its latest high compression engine technology...
Fiat TwinAir Engine in the Fiat 500

Fiat 500 Proves Efficient Internal Combustion Engine Not Dead

Many manufacturers have been turning to electrification in order to reduce emissions, from the Toyota Prius and Nissan Leaf to high end cars like...

Laser-Powered Spark Plugs Closer to Reality, Toyota Interested

Conventional gasoline engine makers may one day replace spark plugs with lasers, as Japanese researchers have designed and prototyped laser devices that are powerful enough to ignite the fuel and small enough to fit into the engine cylinder head (9 millimeters in diameter and 11 millimeters in length).
Ricardo HyBoost Could be the Future of Hybrids

Ricardo HyBoost, “The Future of Hybrids?”

Do we really need a “new kind of hybrid?” Perhaps we do, since most people complain about two things in current hybrid vehicle technology. First,...

Honda to Revive 40 Year-Old CVCC Engine as a Hybrid Version

Once the main innovator in the field of motoring, Honda is now hoping to catch up with fuel efficiency measures from all over the...

BMW Develops Hydrogen Powered ICE Based on Diesel Technology

It's a known fact that diesel engines are more efficient than the gasoline ones, and that is because they work a little differently on the ignition side. Diesel engines compress the fuel to a point where it heats and explodes, a process known as self-ignition. On the other hand, diesel engines are still polluting the atmosphere.

New Catalytic Converter Increases Fuel Efficiency and Drops Tailpipe Pollution

One of the most important components in a vehicle for controlling exhaust emission is the catalytic converter. Even though this is common knowledge, there...

Rotating Detonation Engines Could Replace Turbines in US Navy

The gas-turbine engine, or jet engine, isn't only found on jets, but in other applications as well. The US Navy doesn't only use turbines...