The dust stirred up by Cash for Clunkers has finally settled: the $3 billion government program closed up shop weeks, if not months, ahead of schedule due to its extraordinary popularity. In its wake, it spawned another rebate program,
According to the US Navy, barnacles and biofilms can slow ships by an average of 10% due to added drag, which can add up to as much as a 40% increase in fuel consumption to counter that drag. But, an underwater robot with an adorable
Dear Pablo: I have heard that members of Congress are considering cutting the United States Postal Service's (USPS) Saturday delivery in order to cut costs. In addition to saving money, I imagine that it would cut pollution as
Photo: Maxwell Technologies
The Best of Both Worlds
Ultracapacitors are better than batteries in some ways, but worse in others. They can be charged and discharged very quickly, they last almost forever, and their performance doesn't degrade appreciably
Here are the Most Fuel Efficient Cars in the U.S.
The U.S. government's Cash for Clunkers program has been criticized for not being green enough and for being too expensive (we could reduce emissions by more with less money). But since it is there, and
Photo: Shadyside Lantern via Flickr.
Trees may be employed to build the fuel-efficient tire of the future. Wood science researchers at Oregon State University have been studying microcrystalline cellulose. This substance can be created from most
Photo from Eco-Rally USA
Eco-Rally USA, a grassroots transportation group, is launching a trip across the United States aimed at helping to accelerate clean energy vehicles to become the standard for automobiles rather than the exception. The tour start
Could be 20% More Fuel Efficient Than Diesel Alone
Gasoline and diesel have different combustion characteristics that make one or the other preferable depending on the situation. But what if you could get the best of both world? That's what researchers
Perspective isn't the same on both photos. The new Accord is even bigger than it looks.
It's Like Our Cars Have Been Eating Fast Food for 25 Years
This isn't exactly a secret, but it's worth repeating: Our cars are getting more fuel efficient over time,
Adieu Low-Emission BladderAnyone with a working sense of smell who has been to a gas station knows that gasoline is volatile ("Over 147 million gallons of gas evaporate from tanks each year."). To keep evaporation to a
They Really Didn't Like It...
Consumer Reports is highly respected and used by many car buyers to decide which models to even consider. So it's a pretty big blow to the Honda Insight hybrid that CR is publishing a pretty negative review,