Fuel-efficient Vehicles

Fuel-efficient vehicles are extremely important. Because we need to cut our fuel consumption and find other ways of powering cars, fuel-efficient vehicles are now very popular. Check out these great fuel-efficient vehicle articles from HowStuffWorks.

Learn More

Tesla's New Model 3 Aims Squarely at the Electric Car Mainstream

What sets the new electric car apart from its competition, and what features have people so excited?

Micro-lattice Metal: The future of lightweight cars?

Will these hollow strands of laser-cut nickel revolutionize car manufacturing? And would you really want a car body that's just 0.01 percent solid? Maybe -- it's pretty resilient stuff.

Spend Green to Drive Green

Consumers are still paying a premium in the showrooms on new technologies. Keep reading to learn about the greenest cars on the market.

Do solar powered cars cause pollution?

Do solar powered cars cause pollution? Keep reading to learn about solar powered cars and if they cause pollution.

10 Best Green Cars

Just because a car says "hybrid" on its side panel, is it really any easier on the environment than its gas-burning counterparts?

Will solar powered cars ever take over the streets?

There’s a lot of buzz these days about electric vehicles, as years of prototypes and waiting at last give way to cars like the Chevy Volt and the Toyota Prius. But if gasoline is no longer king, is there room for solar power in the auto industry?

How Green are Automotive Lithium-Ion Batteries?

Fossil fuels (like gasoline and diesel) are running out and getting a bad rap for nasty tailpipe emissions -- and rightly so. Learn more about how green are automotive lithium-ion batteries.

How the 2010 Honda Insight Works

In 1999, Honda Motor Company became the first automaker to sell a mass-produced, gas-electric hybrid to U.S. drivers -- the 2000 Honda Insight. But how has Honda refined the Insight for 2010?

How GM's E-Flex Propulsion System Works

The E-Flex Propulsion System is a new platform from General Motors that will power the highly anticipated Chevrolet Volt sedan. If GM has its way, most commuters won't have to burn any gas as they travel to work each day.

Are grease cars legal?

A grease car can save you a lot of money on fuel, but can it also cost you in fines from the government? Why would clean fuel get you into trouble?

Can any car be converted into a grease car?

Grease cars use waste vegetable oil from fryers and restaurants as gas. But can your car become an efficient, aromatic vehicle, too?

Are solar-powered vehicles still a possibility?

We've heard it repeated so often in the past several years -- we're running out of the fossil fuels that power our cars. So why aren't we using solar power to fuel our vehicles?

How Electric Car Batteries Work

Electric vehicles have been around since the first half of the 19th century; however, until recently, no reliable, mass-producible batteries were manufactured that could make electric cars competitive with gas-powered vehicles. That's beginning to change.

Will I get shocked if I drive an electric car through a big puddle?

Both hybrid and electric vehicles use battery packs to power electric motors. Some systems are capable of generating 300 volts or more. Isn't it dangerous to drive these high-voltage cars through deep puddles?

Will lithium-ion batteries power cars?

Could the same type of battery that powers your cell phone power your car? Lithium-ion batteries are much lighter, which could amp the speed of the car. But they're certainly not cheap.

How can solar panels power a car?

On a hot day, you could practically singe your fingers on your car's steering wheel. What if all that heat could be leveraged to power its engine? Well, it'd be a free ride.

2007 Hybrid Car Pictures

Hybrid cars are not all fuel-sippers. Some have high performance and high prices. Most are designed for great mileage and low emissions at affordable prices. See these pictures and profiles of every 2007 hybrid model.

How a Hydrogen-Boosted Gasoline Engine Works

Faced with rising gasoline costs, automakers worldwide are working overtime to improve fuel economy while meeting strict emissions requirements. One promising way is to add hydrogen to the fuel/air mixture in a conventional gasoline engine.

The Consumer Guide to E85 Ethanol Vehicles

Want to drive an E85 vehicle but don't know which automakers make E85 ethanol flex fuel vehicles? Our guide to E85 vehicles will tell you which ones are compatible and whether or not a flex-fuel vehicle is right for you.

How the Air Car Works

As gasoline continues to lose its cachet as a reliable energy source, auto manufacturers have started to turn toward cleaner-burning fuels. However, they're still trying to figure out how to use the cleanest fuel of all -- the air we breathe.

How does a hybrid car work?

We are all familiar with gasoline-powered cars, and most people have heard about or seen electric cars. So what exactly is a hybrid car?


Recommended