Efficient engines

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...

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

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

The following is an excerpt from tt engines, a company who made a truck engine that does not have any pistons, valves, or any...

Recent news spread by Mazda President Takahashi Yamanouchi (to Nikkei) say that the company will use their innovative and unique rotary engine to act...

You may have probably heard of Project Better Place before - it's the business led by Shai Agassi that imposes itself a truly hard to get goal: to make a network of battery swapping and charging stations for the not-so-distant electric cars.

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).

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,...

One of the biggest names in aviation, Pratt & Whitney, spent almost twenty years developing the geared turbofan engine that burns 12 to 15% less fuel than other jet engines. The new turbofan engine also cuts carbon dioxide emissions by 1,500 tons/plane yearly.

The US Department of Energy (DOE) may not be looking for Optimus Prime, but they want his kind to be more fuel efficient.  In...