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Toyota Gasoline Engine Achieves Thermal Efficiency Of 38 Percent

Toyota Gasoline Engine Achieves Thermal Efficiency Of 38 Percent

Most internal combustion engines are incredibly inefficient at turning fuel burned into usable energy. The efficiency by which they do so is measured in terms of "thermal efficiency", and most gasoline combustion engines average around 20 percent thermal efficiency. Diesels are typically... read more

April 14, 2014 by  -
 
Technician secures cover on ithium-ion battery pack at Nissan plant in Smyrna, Tennessee

DoE Reboots Advanced Auto-Tech Loan Program That Funded Ford, Nissan, Tesla, Fisker

It's baaaaaaaaaaaack. U.S. Department of Energy Secretary Ernest Moniz announced yesterday that the DoE had revised and updated its Advanced-Technology Vehicle Manufacturing... read more April 3, 2014 by 


 
Tesla Model X sketch

Replace Side Mirrors With Video Cameras? Tesla, Carmaker Group Ask Feds For OK

Using cameras for side mirrors isn't a new concept--manufacturers have been fitting them to concept vehicles for decades. But when it comes to road use, laws all around the... read more April 1, 2014 by 


 
LIT Motors C1

Lit Motors C1 All-Electric Two-Wheeler Update: Still In Development (Video)

Human beings are curious beasts. Tell them something outlandish, even something backed by scientific method, and they'll try and prove it wrong anyway. Non-stick pans? Let's... read more March 26, 2014 by 


 
2014 Mazda 3 s Grand Touring  -  First Drive

Could Future Mazda Engines Emit Less CO2 Than Electric Cars?

Is it possible to make a gasoline engine so efficient that it would emit less carbon dioxide per mile than is created by generating electricity to run an electric car over... read more March 25, 2014 by 


 
New GM Ecotec engines introduced for 2015 cars

GM's New 3- And 4-Cylinder Engines Face Off Against Ford, VW

Yesterday's announcement by General Motors that it would launch a new line of three- and four-cylinder Ecotec engines for better fuel economy was short on some details... read more March 20, 2014 by 


 
GM’s next-gen Ecotec engines

GM Releases First Details On Next-Gen Ecotec Engine Family

General Motors is stepping up its engine game. Today it released first details of a new range of three- and four-cylinder Ecotec engines from 1.0 to 1.5 liters that replace... read more March 19, 2014 by 


 
2015 Volkswagen e-Golf

Volkswagen To Triple Battery Capacity With Lithium-Air Technology?

Fossil fuels may not be the cleanest way of powering us between two points on a map, but there's little doubt they offer convenience. So far, scientists have struggled to... read more March 13, 2014 by 


 
Audi's online traffic light information system

Audi's Traffic Light Recognition Tech Will Save You Gas, Time

Taking the average passenger car and making it more efficient is the combination of dozens of factors from engine technology to aerodynamics to more extreme measures like... read more March 10, 2014 by 


 
2014 Honda Accord Hybrid

Honda: Hybrids For Bigger Cars Now That Insight Is Going Away

Scrambling to do a bit of damage control after news broke last month that production of its Insight hybrid will end this year, Honda issued a press release touting its... read more March 10, 2014 by 


 
Gas pump

Sulfur In Gasoline To Fall By Two-Thirds In 2017 To Cut Emissions

While automakers work to lower vehicle emissions, the Environmental Protection Agency (EPA) is turning its attention to the fuel that powers those cars. The EPA will... read more March 4, 2014 by 


 
Semi trailer

Gasoline-Fueled Diesel Truck Engine Cuts Fuel Use, Emissions

How do you make a diesel engine more efficient? One answer may surprise you: Run it on gasoline. That's what researchers at Sweden's Lund University are doing, and they... read more February 28, 2014 by 


 
Gas pump

Will Your Local Gas Prices Rise or Fall? Fuelcaster Knows (It Says)

There's a new app out that claims to let users predict the future ... of gas prices. Fuelcaster is a free online app from Esurance that estimates whether prices will rise or... read more February 26, 2014 by 


 
2013 Ford Fusion Hybrid

Lawsuit Accuses Ford Of Infringing Hybrid Technology Patents, Once More

Ford isn't having much luck with its hybrid vehicles. Don't get us wrong, they're selling well, but after complaints that Ford's hybrids couldn't hit their stated EPA mileage... read more February 23, 2014 by 


 
Mitsubishi electric drive system with silicon carbide inverter

Mitsubishi's Mini-Motor For Electric Cars Integrates...Well, A Lot

Electric vehicles already offer car designers much greater freedom than internal combustion vehicles, eliminating the need to find space for the rigid shape of an engine, its... read more February 21, 2014 by 


 
PSA Peugeot Citroen Hybrid Air concept

Compressed-Air Hybrid Tech: Peugeot To Offer In 2016 On Subcompacts

Last year French automaker PSA Peugeot-Citroen launched a whole new take on the hybrid system: Hybrid Air. While previous air-powered cars have had little more substance than... read more February 18, 2014 by 


 
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