Car Models

In the Car Models Channel, read about some of the most popular cars to hit the showroom floor. Check out the HowStuffWorks Car Models Channel.

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How Mousetrap-powered Cars Work

If you're looking for a really neat school project, an activity that's hands-on (and a way to put those old Victor-brand traps to work on a peaceful purpose), try building a mousetrap-powered car.

How Screw-Drive Vehicles Work

Looking for a way to traverse large areas of snow, muck or mud? A screw-drive vehicle might be exactly what you need. They perform in off-road conditions that would make other 4x4s cry out for mercy.

How Armored Cars Work

Some vehicles are armored at the factory; however, most armored vehicles get their extra protection from specialists. Find out what it takes to protect world leaders, military personnel and other valuables.

How the Ferrari FF Works

The design of the Ferrari FF has caused a great deal of controversy among Ferrari fans; however, the four-seat, four-wheel drive FF sacrifices nothing in the name of all-out Ferrari performance.

How the Aston Martin Cygnet Works

Based on the Toyota iQ, the Cygnet is Aston Martin's idea of a city car. But what exactly do you get when you buy a small "economy" car from one of the world's most exclusive car makers?

The Horsepower Debate: Hybrids vs. Standard Cars

Like most cars, a hybrid car's power output is measured in horsepower. And since hybrid car engines tend to be smaller than most standard car engines, hybrid cars are underpowered -- right? Maybe not.

How Grants for Hybrid Cars Work

The U.S. government is investing billions of dollars in an effort to allow American industries to develop more hybrid and electric vehicles. But car companies aren't the only ones to benefit.

How can lithium-ion batteries improve hybrids?

The hybrid cars that we're familiar with use nickel metal hydride battery packs. But the next generation of hybrids, like the Chevy Volt and Fisker Karma, will use Li-ion battery cells. What's the difference?

What is the economic impact of hybrid cars?

For more than a decade now, people have debated the economic impact of hybrid vehicles. Will the fuel savings offset the difference in sticker price? What about expensive repair bills? What's the answer?

Do all hybrid cars qualify for tax credits?

Once upon a time, an eco-friendly car buyer could go green and save money on taxes at the same time. You could still do that -- to an extent -- but the rules have changed.

How is owning a hybrid vehicle patriotic?

Several energy experts have made headlines for suggesting that lessening U.S. dependence on foreign oil via the purchase of electric cars is the patriotic thing to do. That may be true, but what about hybrid cars?

What percentage of air pollution is due to cars?

Motor vehicles emit several different pollutants, including particulate matter and volatile organic compounds. But just how much pollution do cars produce?

How Advanced Hybrid Systems Work

Advanced hybrid systems build on current traditional hybrid technology by improving battery power, fuel efficiency, on-demand vehicle output and driver conveniences, too. But how do they do it?

What are modular hybrids?

Imagine a day when you could go out to the garage and add more power to your vehicle in a matter of minutes. It could be possible with a modular hybrid. Never heard of one? This could be what's next with hybrid vehicles.

Is the resale value of hybrid vehicles higher?

That smell of a new car never seems to get old. But the car itself will. When it does and it's time to sell it, you may not get much for that old conventional vehicle. But will you do better with a hybrid?

5 Tired Excuses for Waiting to Buy a Hybrid Car

There are a whole lot of misconceptions out there about hybrid cars and maybe some of them are keeping you from seriously considering one. Here are five common -- and, we must admit -- tired excuses for waiting to buy a hybrid.

What are the different types of hybrid cars?

Though all hybrid vehicles reduce gas consumption and get great mileage, they don’t all have the same types of engine. Let's take a look at some of the different technologies that make hybrids run.

Are hybrid car maintenance costs higher?

Does it cost more to maintain a hybrid car than a conventional gasoline-fueled car? Not really, but you could run into big trouble if your hybrid breaks down without a warranty.

How do hybrid car designs aid in fuel efficiency?

You probably know that a hybrid car uses both a gasoline engine and an electric motor. But greater complexity often translates into less efficiency. So how does this combination of power sources actually cut fuel use?

5 Hybrid Car Buying Tips

Hybrid cars have arrived, with more models hitting the market each year. But not all hybrids are the same, and knowing which one best fits your needs will help you make an educated purchase.

Are hybrid cars more expensive to insure?

You may save money on gas by driving a hybrid, but buying one isn't cheap. Is the insurance for these vehicles also pricey?

How Monowheels Work

So, you're getting a little bored with vehicles with four, two or even three wheels? How about a motorized vehicle with just one wheel? A monowheel just might give you the thrill you're looking for.

How long does it take to build a Ferrari?

There's no doubt that Ferrari has cultivated a reputation of race-bred engineering combined with old-school dedication to craftsmanship. But how long does the build process take from beginning to end?

How the WaterCar Python Works

Amphibious cars are often laughed at and thought of as steady-but-slow vintage entrants in July 4th lake parades across the country. However, the WaterCar Python is raising amphibious car status.

10 Most Expensive Classic Cars

Gentlemen, start your checkbooks! These classic cars each have a history all their own and a price tag to blow your mind. The starting point is $6.9 million if you want one of these beauties parked in your garage.