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Technology

  • Screen grab from Tesla's new FSD driver-assistance app
    17

    Tesla Gamifies The Advanced Driver-Assistance Software It Wrongly Calls 'Full Self-Driving'

    We're finally starting to make our roads safer, but adding a bunch of distracted, streak-chasing Tesla owners to the mix definitely won't help things.

    By Collin Woodard 12 hours ago Read More
  • A modern infotainment system tuned to an FM radio station
    38

    Radio Isn't Dead, Half Of In-Car Audio Time Is Still AM/FM Radio

    The popularity of streaming platforms has skyrocketed in recent years, but that doesn't keep AM and FM radio from dominating in-car listening time.

    By Justin Hughes 1 day ago Read More
  • Cutaway internals of an engine including pistons
    5

    Why Some Engines Need Balance Shafts And Others Don't

    Depending on the type of engine that powers your vehicle and the number of cylinders, you may or may not have balance shafts that help keep things smooth.

    By Amber DaSilva 1 day ago Read More
  • 3D printed cylinder head test
    12

    Here's How Long A 3D-Printed Cylinder Head Lasts On A Running Engine

    Making engine components out of plastic isn't common, especially when you consider how hot engines are, but that doesn't stop this intrepid garage enthusiast.

    By Brad Brownell 1 day ago Read More
  • An SUV being carried by truck on its flatbed
    10

    Modern Cars Sure Are Reliable, But Are They Durable?

    You can trust modern cars to get you from point A to point B each day. But a couple of fancy features from them might give out before you realize it.

    By Benjamin Gracias 2 days ago Read More
  • A parking enforcement officer placing a ticket under the windshield wiper of an illegally parked car
    11

    The Dutch Are Using AI To Ticket Cars, And Wouldn't You Know It, They Issue 500,000 Unjustified Fines Per Year

    When an AI-powered parking enforcement system issues hundreds of thousands of unjustified tickets, it might be time to take a different approach.

    By Justin Hughes 2 days ago Read More
  • A view inside a Ducati Desmodromic valve cylinder head
    11

    Why Are Desmodromic Valvetrains So Rare In Engines?

    Desmodromic valvetrains allow for higher revs without needing to worry about valve float. So why do automakers not often use them outside of motorcycles?

    By Benjamin Gracias 2 days ago Read More
  • A head-on photo of a 997 911 Sport Classic in front of a 992 Sport Classic past a yellow flower-covered hill
    28

    Porsche Patents Racing Stripes That Appear When You Switch Into Sport Mode

    Using an electrical current to change the outward appearance of certain body panels, this Porsche tech could make racing stripes appear on command.

    By Logan K. Carter 2 days ago Read More
  • A mechanic holding a rack and pinion steering rack with gloved hands, tilting its left side.
    3

    Automakers Adopted Rack-And-Pinion Steering Because It Was Better Than Alternatives

    Rack-and-pinion steering is one of the most widely-used forms of automotive steering today. And it's used so often because it has too many benefits to ignore.

    By Nico DeMattia 3 days ago Read More
  • 88 octane, or E15, gas sold at fuel pump
    67

    As E15 Gas Becomes More Common, Remember That It's Terrible For These Engines

    E15 fuel is becoming more common, but that doesn't mean it's right for your car. Here's what you need to know about E15 and how it affects your engine.

    By B. L. Johnson 3 days ago Read More
  • A silver 2023 Dodge Challenger SRT Demon 170 burning rubber
    6

    Gross, Net, Peak, Continuous: How Engine Horsepower Turned Into Marketing Soup

    All these horsepower terms can be confusing as you're trying to compare cars. And then there's automakers' habit of lying about how much their engines produce.

    By Charles Krome 3 days ago Read More
  • A person using a Mercedes-Benz steering with Steer-by-Wire technology
    31

    What Are The Pros And Cons Of Steer-By-Wire Technology?

    Steer-by-wire technology takes out the need for any direct connections between the steering wheel and the tires. This system has upsides and downsides.

    By Benjamin Gracias 6 days ago Read More
  • A Waymo robotaxi in New York City's Times Square at night in the rain
    15

    Waymo's Stopped Testing Robotaxis In New York City, So What Now?

    The New York Department of Transportation has given no indication whether the permits will be renewed or expanded.

    By Justin Hughes 7 days ago Read More
  • Michelin 315/40 tire on a 21-inch alloy wheel
    64

    Why Michelin Started Putting RFID Tags In Its Tires

    RFID tags are everywhere, and thanks to French tire maker Michelin, they're now in your tires too. But why is this clever tech lurking behind your sidewalls?

    By B. L. Johnson 8 days ago Read More
  • An e-bike parked in the city at night
    6

    E-Bike Vs. Moped: Pros, Cons, And Differences Between Them Explained

    E-bikes and mopeds are used for pretty similar reasons out on the road. But there are some key reasons as to why you might choose one over the other.

    By Shane Schmid 9 days ago Read More
  • A Hyundai Tuscon Plug In Hybrid driving down a road in the american southwest under a stormy sky
    20

    Used Plug-In Hybrids Are The Unexpected Solution To Both Rising Gas And Car Prices

    Getting a new car can put a huge dent in your wallet, and climbing gas prices can be an even bigger issue. That's why a plug-in hybrid might be the best choice.

    By Charles Krome 9 days ago Read More
  • A replacement Bosch P-pump fuel-injection system for a Cummins 24-valve engine on a table with other parts surrounding it
    3

    A P-Pump Conversion Kit Could Be The Answer To Upping Your 24V Diesel Cummins' Power

    If you want to squeeze more power out of a 24-valve diesel Cummins engine, you might want to change out its fuel-injection pump with the P-pump conversion kit.

    By Charles Krome 10 days ago Read More
  • A photo showing the quad exhaust tips of a car
    7

    You're Not Prepared For How Cool A V14 Engine Would Sound

    While you won't find V14 engines in cars today, you can still theorize on how they would sound. And that's exactly what a particular YouTuber did.

    By Kiran Menon 11 days ago Read More
  • A yellow traffic speed camera box pictured under clear blue skies.
    7

    How Speed Cameras Measure Your Speed So Accurately

    Speed cameras use multiple kinds of technology to get driver's speeds. But they're not perfect, and there are several issues that can trip them up.

    By Marko Mikulic 11 days ago Read More
  • A black 1975 Chevrolet Monza 2+2.
    27

    Here's How Ridiculously Hard It Was To Change Spark Plugs In A Chevy Monza V8

    Changing an engine's plugs should be a relatively simple maneuver. But not if you've built the engine bay so the motor barely fits inside of it.

    By Brian Corey 14 days ago Read More
  • Using a click-style torque wrench to tighten a lug nut.
    25

    Do Owners Find Expensive Torque Wrenches To Be More Accurate Than Bargain-Bin Ones?

    With torque wrenches going for anywhere from the $20 range to hundreds of dollars, is it worth it to spend more? Owners certainly have their opinions.

    By B. L. Johnson 14 days ago Read More
  • Pistons moving up and down within an engine, as if the cylinders are clear.
    15

    Why Pistons Have Three Rings To Rule Combustion

    You've heard that pistons have rings, but have you ever wondered why there are three? Here's how piston rings work together to keep your engine running.

    By Peter Nelson 15 days ago Read More
  • A digital demonstration of two gears rotating together at 90 degrees.
    3

    The 90-Degree Torque Problem: How Engineering Bent Power Around Corners

    Torque naturally prefers to move in a straight line. So how does the engine manages to overcome 90-degree bends to deliver that torque to the wheels?

    By Nico DeMattia 15 days ago Read More
  • Side view of a box truck transporting CERN's BASE-STEP trap, carrying 92 antimatter particles out of the lab
    12

    CERN Scientists Take Antimatter On Its Very First Road Trip

    This is an important step toward enabling other research facilities around Europe to participate in antimatter research.

    By Justin Hughes 17 days ago Read More
  • A Bosch high-voltage magneto ignition system with its first spark plug from 1902.
    2

    How Bosch's Magneto Ignition Device Made Spark Plugs Possible

    Bosch managed to create a timeless design when it introduced spark plugs to the masses. But it would have never come to pass if not for another invention.

    By Nico DeMattia 17 days ago Read More
  • 2027 BMW i7 M70 front 3/4 view
    17

    There Are Five Ways To Open The BMW i7's Doors

    You can get the BMW 7 Series with doors that automatically open, and it's a real Sophie's Choice of how to do so.

    By Andy Kalmowitz 19 days ago Read More
  • A photo showing the cross-sectional view of an automotive tire
    4

    What's The Difference Between Bias Ply And Radial Tires?

    There are technological differences between radial and bias ply tires, but the more imporant ones come in performance, on the road, off-road, and on the track.

    By Kiran Menon 20 days ago Read More
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