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Get your May 14 Indianapolis 500 practice live updates here. Indianapolis Motor Speedway is open, and Indianapolis 500 preparation gets serious as practice begins on the 2.5-mile oval.

According to Jaguar, the XK120 has a top speed of 124.6 MPH, but during a test conducted by Motor Sport magazine in 1949, the sports car managed to reach 127 MPH flat out with the windshield fitted.

When used to measure something like a motor shaft, one can also estimate rotation speed. Count how many steps come from the encoder over a period of time, and use that as the basis to calculate ...

But these age-old sayings don't really apply anymore when it comes to electric motors. Earlier this year, we talked about Koenigsegg's Light Speed Tourbillon Transmission (LSTT). We explored how ...

As a hybrid technology that combines mechanical and electrical systems, electrohydraulic variable speed drives allow for motor speed adjustments to conserve energy and provide precise control over ...

It also cites an Arizona study that determined, "highway speed cameras did not independently affect the incidence of motor vehicle collisions." The temporary cameras come down at the end of June.

True high-speed rail has not yet made it to the U.S., but that will change soon. Here are the projects currently being developed. By Alexander Nazaryan In 1965, President Lyndon B. Johnson signed ...

An amendment to a Florida transportation bill proposes raising highway speed limits by five miles per hour. If passed, the maximum speed limit on certain Florida highways would increase to 75 mph.

Experience the 1,000HP Audi RS6 by Klasen Motors in an insane Autobahn POV review! 🚗💨 Watch as this monster unleashes brutal acceleration, top speed runs, and an epic exhaust sound with no ...

ADO has co-developed a hub motor with Bafang that sports 3-speed auto-shifting gears. The first model to roll with this system is the Air 30 Ultra city ride, which also comes with a 100-km battery ...

Variable frequency drives (VFDs) have become increasingly popular for controlling motor speed and improving efficiency. VFDs adjust the motor’s speed to match the load requirements, reducing energy ...