Global shift away from cars saves US$100 trillion, eliminates 1,700 MT of CO2 pollution
More than $100 trillion in cumulative public and private spending, and 1,700 megatons of annual carbon dioxide (CO2)—a 40 percent reduction of urban passenger transport emissions—could be eliminated by 2050 if the world ...
Delphi gasoline-injection engine technique rivals hybrid's edge
Laser sparks revolution in internal combustion engines
For more than 150 years, spark plugs have powered internal combustion engines. Automakers are now one step closer to being able to replace this long-standing technology with laser igniters, which will enable cleaner, more ...
Silver and white cars are cooler, says study
Researchers discover less expensive low-temperature catalyst for hydrogen purification
(PhysOrg.com) -- Engineering researchers from Tufts University, the University of Wisconsin-Madison and Harvard University have demonstrated the low-temperature efficacy of an atomically dispersed platinum catalyst, which ...
Three-wheel $6,800 car gears for 2015 US launch
The sleek three-wheeled car looks futuristic, but, as its creator acknowledges, it uses no new technology.
3 ultra-efficient cars win $10M innovation award (w/ Video)
(AP) -- An ultralight, gas-powered car that can get 102 miles per gallon is among the winners of the $10 million Automotive X Prize, a contest to develop highly efficient, production-ready vehicles.
Volkswagen will debut XL1 hybrid at March auto show
Planes, trains and automobiles: Traveling by car uses most energy
(Phys.org) —Fuel economy must improve 57 percent in order for light-duty vehicles to match the current energy efficiency of commercial airline flights, says a University of Michigan researcher.
Peugeot unveils petrol hybrid using compressed air
French carmaker PSA Peugeot Citroen unveiled Tuesday a petrol hybrid engine that stores energy using compressed air which it hopes will be a game-changing technology to improve energy efficiency.
Volkswagen Passat sets world record for longest distance on one tank of clean diesel fuel
The world's most fuel-efficient couple has done it again. John and Helen Taylor were determined to break the record for the farthest distance traveled on a single tank of fuel. They decided to attempt the ...
Toyota says new Prius, fuel cell car due in 2015
Toyota has two important vehicles coming in 2015: the next-generation Prius hybrid and the company's first hydrogen fuel cell car.
Buses fueled by natural gas a better option now, study finds
The local bus system could reduce its costs and emit significantly fewer pollutants by converting its fleet to one powered by natural gas, a cleaner fuel now in greater supply and more affordable, Purdue University energy ...