Volkswagen XL1, The 270 MPG Diesel Hybrid to be Exhibited in Geneva

Volkswagen XL1, a diesel hybrid that has a fuel efficiency to be envied by GM or Toyota: 270 miles per gallon, while doing 60...
GM Ultralite Concept 1992

General Motors’ 100 mpg Car – The Platinum Anniversary That Could Have Been

In 1992, I built my first PC, the same year Microsoft Windows 3.1 and Works hit the market. Bill Clinton became President of the...
BMW i3 Engine Being Tested in a 1 Series, Space Usually Reserved for a 3.0ℓ i6

BMW i3 First EfficientDynamics Engine Tested in a 1 Series [UPDATED]

Hybrid vehicles we're looking forward to from BMW, the i8 and ActiveTourer, and they both have one thing in common, a three-cylinder engine. Engines are...
Tula Technology says Dynamic Skip Fire could improve fuel economy by 15%

New Software Could Improve Conventional Vehicle Fuel Economy by 15%

Mechanically-speaking, the internal combustion has changed little in the last century, refinements enabling more power and better fuel economy, but there are limits. The first...
Audi A6 Avant has the Fuel Economy of a Toyota Matrix

Audi Boosts Fuel Economy by Deactivating Cylinders

As emissions regulations for the automobile industry continue to strengthen, automakers are looking for the best ways to reduce fuel economy without impacting performance. Audi's...

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...

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).

Turbine Engine: a Different, 30% More Efficient Way to Move Trucks

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

EATR Robot Powered by Vegetation and a New, Efficient Steam Engine

Steam power is being revived as Robotic Technology Inc. develops the "EATR" as in Energetically Autonomous Tactical Robot - basically a robot that can have a meal of gasoline, heavy fuel, kerosene, diesel, etc and biomass, thus never having to be recharged as long as it has some wood sticks around.
Airbus A350-XWB Fuel Efficient Composite Aircraft Made Its Maiden Flight This Morning

Airbus A350-XWB, Maiden Flight of Fuel Efficient Composite Jumbo Jet

Fuel efficient aircraft are critical to maintaining the bottom line in the airline industry. Recent developments in engine and aircraft design, such as the...