Volkswagen's XL1 said to be world's most economical car
Japanese car makers out to electrify Tokyo show
Move over hybrids -- the biggest buzz at this year's Tokyo Motor Show looks set to come from electric cars as the dream of affordable zero-emission vehicles moves closer to reality.
Surveillance vehicles take flight using alternative energy
Nearly undetectable from the ground, unmanned aerial vehicles (UAVs) are widely used by the military to scan terrain for possible threats and intelligence. Now, fuel cell powered UAVs are taking flight as ...
Tesla unveils groundbreaking electric car
US automaker Tesla Motors unveiled Thursday its state-of-the-art five-seat sedan, billed as the world's first mass-produced, highway-capable electric car.
Tesla to unveil electric 5-seat sedan next week
US electric automaker Tesla Motors, which launched a breakthrough gas-free sports car last year, announced Thursday it will unveil in coming days a five-seat sedan, to roll off assembly lines by 2011.
Ford to unveil solar hybrid concept car at CES
(AP)—Ford plans to unveil at this month's International CES gadget show a solar-powered concept car that offers the same performance as a plug-in hybrid but without the need for a plug.
Diesel or electric? Study offers advice for owners of urban delivery truck fleets
(Phys.org) —For owners of delivery truck fleets who may be trying to decide between electric or diesel vehicles, researchers at the Georgia Institute of Technology are offering some advice: comparisons ...
How the newest diesel engines emit very little greenhouse gas nitrous oxide
(Phys.org) —The newest catalytic converters in diesel engines blast away a pollutant from combustion with the help of ammonia. Common in European cars, the engines exhaust harmless nitrogen and water. How ...
New thermocell could harvest 'waste heat'
(Phys.org) —Harvesting waste heat from power stations and even vehicle exhaust pipes could soon provide a valuable supply of electricity.
New study predicts rising irrigation costs, reduced yields for US corn
If the climate continues to evolve as predicted by the Intergovernmental Panel on Climate Change, the United States stands little to no chance of satisfying its current biofuel goals, according to a new study ...
Hong Kong launches first electric taxis
Hong Kong saw its first electric taxis hit the streets on Saturday in a step towards reducing the city's high levels of roadside pollution.
Organic vapors affect clouds leading to previously unidentified climate cooling
University of Manchester scientists, writing in the journal Nature Geoscience, have shown that natural emissions and manmade pollutants can both have an unexpected cooling effect on the world's climate by mak ...
Petroleum use, greenhouse gas emissions of automobiles could drop 80 percent by 2050
A new National Research Council report finds that by the year 2050, the U.S. may be able to reduce petroleum consumption and greenhouse gas emissions by 80 percent for light-duty vehicles—cars and small trucks—via a combination ...
Photovoltaics beat biofuels at converting sun's energy to miles driven
In 2005, President George W. Bush and American corn farmers saw corn ethanol as a promising fossil fuel substitute that would reduce both American dependence on foreign oil and greenhouse gas emissions. Accordingly, the 2005 ...