![Liquified Natural Gas [LNG] being Transported in Finland](https://i0.wp.com/www.greenoptimistic.com/wp-content/uploads/2013/04/1024px-Liquid_natural_gas_land_transportation_Finland.jpg?resize=238%2C178&ssl=1 "Natural Gas Bus and Truck Fleet to Expand in the EU")
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...
Blogger gets 72 mpg from stock Euro Honda Civic diesel
What we're going to do is hypermile these cars. Although, much like Jack Nicholson in A Few Good Men, we're not sure you can...
New Waissi Engine Simpler and More Efficient, Arizona State University
The Waissi Engine is of an opposed-piston design, much like that being developed by Achates Power or EcoMotors, with one important difference: Waissi's engine...
Shock Wave Motor Design 20% Lighter and Much More Efficient
An engine that uses shock waves has been invented by Norbert Müller at Michigan State University in East Lansing. He presented his baby at a DARPA-E meeting last week and showed how it can reduce fuel consumption and the car's total weight.
Honeywell’s Shroud Turbochargers Improving Fuel Economy
Legislators are pushing for higher fuel economy to reduce carbon dioxide emissions, but this typically means smaller engines with less power.
For most Americans, less...
Ultrasound Looks Inside Engines to Improve Efficiency
We have long been using ultrasound to look deep into the ground for mineral deposits or even archaeological remnants, and even to lake a...
2014 Green Car Technology Award Nominee – Ford 1.0L EcoBoost Engine
Coming Soon! Green Car Journal will name the winner of the 2014 Green Car Technology of the Year Award. In just a few short...
Toyota’s New Engines Improve Fuel Efficiency
The internal combustion engine (ICE) may be old tech, finding its roots over a hundred years ago, but it’s certainly not dead. Toyota’s new...
New Engine Prototype That Mixes Gasoline and Diesel Gets 55 Percent Efficient
Researchers from the University of Wisconsin-Madison have recently unveiled a concept engine that can be from 20 to 30 percent more fuel-efficient than classic models. It would also be substantially cheaper to produce, since the emissions are lower than those of conventional engines and expensive catalyst units are not needed any longer (in some cases, their price can reach that of the engine's).
Gasoline And Steam Engine Reloaded
Bruce Crower's engine is an innovation derived from a standard 4-stroke engine. It uses 6 strokes - the 4 normal ones, and at the...
