Fuel Efficiency
Fuel efficiency has become an extremely important topic in today's world because of rising gas prices, the need to cut our carbon footprints, and the need to cut dependence on oil-rich nations. Check out these great articles on fuel efficiency.
Can ethanol damage your engine?
How Carbon-neutral E-fuels Work
How Plant-microbial Fuel Cells Work
Sweet Sorghum: The Sweetest Fuel You'll Ever Taste!
How Algaculture Works
What's the process to convert wine into fuel?
Summer-grade Versus Winter-grade Fuel
Why Is Gas More Expensive in the Summer Than in the Winter?
What's the Most Americans Have Ever Paid for Gas?
Is It Bad to Drive Without a Gas Cap?
Running on Empty? How Bad Is It for Your Car?
Do fuel additives really do anything?
5 Outdated Myths About Buying and Owning Electric Cars
Rivian Aims to Change the EV Industry One Pickup at a Time
Why You Want Your Kid's School Bus to Be Electric
Love It or Hate It: Stop-start Technology Is Here to Stay
Flexible Fuel Technology: Flex Engines
How Flex-Fuel Vehicles Work
Why would someone want to steal the hybrid badge from my car?
Top 10 Alternative Fuels on the Road Right Now
Do hybrid cars get power through kinetics?
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What's the difference between summer-grade fuel and winter-grade fuel? If summer-grade fuel is so great, why don't we use it year-round?
Wonder why we pay more money at the pump for summer fuel? Find out why summer fuel costs more than winter fuel.
What's keeping you from making the leap from your gas-guzzling car to an electric vehicle? We'll tell you why they're easier to buy and own than you think.
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Gas prices seem like they are currently out of control, but adjusted for inflation, there was another time when they were even higher. When was that, and what causes gas prices to fluctuate?
Automaker Rivian has the potential to disrupt the EV market like no company has since Tesla. But can it dethrone Elon Musk's car company as the dominant maker of EVs?
By John Donovan
The Garden State of New Jersey is the only state in the U.S. where it's illegal to pump your own gas. What gives?
Electric school buses are a very, very good idea. They cut greenhouse emissions, for one, but there are several more reasons the U.S. should transition its massive diesel-fueled school bus fleet to electric.
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We've all done it — forgotten to put the gas cap back on after fueling up and then driven off from the gas station. So is it bad for our cars?
The newest electric vehicle from Honda is a throwback to the 1970s Honda Civic, with charming headlights and endearing styling.
At first it sounds brilliant. But after careful consideration, some dog and auto experts are torn over the safety of this newest Tesla option.
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The practice of tacking 9/10 of a cent on the end of a gas price goes back to a decades-old tax imposed by state and federal governments. It was supposed to expire but never did.
The start of 2019 marks a new era in the world of electric vehicle charging. And that's a good thing.
We've all done it – looked down and suddenly realized we're almost out of gas. What kind of wear-and-tear does this put on your car?
Does stop-start technology really help with fuel economy?
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Hey car manufacturers, are you taking notes?
The claims from the fuel additive bottles seem to scream at you from the shelf of your local auto parts store: add me to your tank and I'll make everything better! But do they really do that? Well, it depends on your car and on your needs.
Everybody says it so it must be true, right? "Buy your gas in the morning when it's cooler, and it will last longer." Well, the science behind this theory is sound, but in reality, it won't save you much.
Car enthusiasts swear that driving a car with a manual transmission is more fun than an automatic. Manuals have also historically boasted better fuel economy, but is that still true today?
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Once upon a time, you bought a car with a manual transmission if you wanted to save at the dealership as well as at the pump. But times (and transmissions) have changed — manuals might not be the best at fuel economy anymore.
A diesel-powered car may cost a little more initially, but you'll make up the difference in fuel savings, right? Find out if your diesel-powered savings plans actually add up.
In the early 1900s, vehicular propulsion was a free-for-all, with gasoline-, electric- and steam-powered cars all vying for popularity. Are we returning to the good ol' days of the automobile?
Some drivers are drawn to hypermiling because of environmental concerns, while others simply seem to share a passion for fiscal thriftiness. But are there really any safe hypermiling techniques?
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In general, hypermiling is a dangerous practice. In fact, some of the most effective hypermiling strategies work only because the driver intentionally sacrifices control of the vehicle.
Some of these eco-mods appear to be logical, while others seem a bit like wishful thinking. Can the right eco-mod for your car save you money at the pump?