New Electric Vehicle Range-Extender Allays Range-Jitters Quietly
Extended-range electric vehicles (EREV) such as the Chevy Volt and BMW i3, actually suffer from a noise problem.
Range jitters are pretty close to the...
![Start-Stop Technology [SST] Could be the Next Logical Step in Helping Consumers to Adopt Hybrid Vehicles](https://i0.wp.com/www.greenoptimistic.com/wp-content/uploads/2013/05/stop-start.jpg?resize=180%2C135&ssl=1 "Light Hybrid Vehicles May be The Next Best Thing")
Light Hybrid Vehicles May be The Next Best Thing
To reduce emissions and increase fuel economy, hybrid vehicles are a pretty good option that aren't nearly as expensive as pure electric vehicles.
In the...
How Small Engine Turbo Improves Fuel Economy
Typically, even a low-boost small engine turbo can deliver 25% more power than its non-boosted sister.
That means that even a tiny turbocharged i3 can...
OPOC: The Two-Stroke Engine Revived by Michigan Company Is Cleaner and More Efficient
EcoMotors, a Troy, Michigan startup company revitalizes the two-stroke engine, making it 50 percent more efficient than currently-used four-stroke engines and less polluting. Even Bill Gates and Khosla Ventures invested a total of $23.5 million in them.
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...
Achates Power’s Diesel Engine Could be Twice as Efficient
The Achates Power engine could be twice as efficient than today's best engines, and could be used for the Army.
A few months ago, we discussed...
“Most Environmentally Friendly” Car Award Goes to: Mercedes Benz B200 CNG and BlueTec
German car magazine, Auto Test, has named the Mercedes Benz B200 CNG and the ML 250 BlueTec 4Matic as the most environmentally-friendly, giving them...
Revetec Controlled Combustion Engine: 50% less fuel, 100% power
A better combustion engine is the one recently patented by Revetec, a small company from Australia. Their engine has been tested by independent parties. It has the same power as an ordinary engine, but it consumes half the fuel and it weights 50% less. It's also smaller than the average car engine.
Student-Made 2098 mpg Car Won the SAE Supermileage Competition
2098 mpg is the mileage achieved by the Quebec's Laval University team, which won the SAE Supermileage competition, this year.
Living in an age of impending climate...
NASA’s “Flying Wing” Aircraft Prototype Twice as Efficient
While aviation engineers have long known that a “flying wing” aircraft would be more efficient than the traditional tubular fuselage aircraft we see today,...
