“Transonic” Engine – New Injection System, No Ignition System

Transonic Combustion, a start-up company is developing a more efficient ICE technology that could lead to further increases in efficiency. The gasoline-powered internal combustion engine ...
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...
Mazda SkyActiv-D "Not Quite Ready" for Emissions Regulations

Performance vs Emissions – Mazda Delays SkyActiv-D (Diesel)

As emissions regulations continue to tighten, automakers are finding it harder to meet them. Mazda SkyActiv-D, a groundbreaking new diesel-engine technology, still isn't ready...

Daimler’s 12.2 MPG Supertruck Smashes DOE Fuel Efficiency Target

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

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...

New Electric Field Device Reduces Car Fuel Consumption by 20%

Professor Rongija Tao, from Temple University, invented a device that, applied to the vehicle's fuel line, near the injectors, creates an electric field that reduces the fuel's viscosity, so that smaller droplets are injected into the engine, leading to better combustion and increased fuel efficiency as much as 20%.

Austrian Hypermiler Does Amazing 1242 Miles and 127.9 MPG In a Classic Diesel, Around...

It's not the Prius, it's not the Volt, it's not any hybrid car, but a turbocharged diesel one: a 1.2-liter Skoda Fabia. Austrian hypermiler Gerhard Plattner has just proved that an ordinary diesel car can go 2,000 kilometers (1,242.7 miles) with just one 45-liter fuel tank, reaching an astonishing 127.9 miles per gallon.

HCCI Engine: No-Spark Gasoline Engine as Efficient as Diesel

If you ever had a diesel car, you know that it's more fuel efficient than the gasoline counterpart. That's because diesel engines use compression to ignite the fuel, and gasoline engines use a spark to do that. Practically, diesel engines could work without any electricity - at all.

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...

Obama’s Proposal to Raise Fuel Economy Creates 570,000 U.S. Jobs

The Obama Administration's recent proposal to reduce fuel use is expected to create 570,000 jobs in the U.S. by 2030. Of this figure, 50,000...