Speed cameras generated tickets sent to more than 16,500 drivers in San Francisco in August, the first month those tickets came with fines, according to data from SFMTA - more than 600 a day. That's ...

Imagine this: a tiny needle hurtling toward Earth at the speed of light. At first glance, it might sound like no big deal. After all, it’s just a needle. But in reality, a projectile moving this fast ...

The Honda Rebel 250's main purpose was never top speed, it's a cruiser through and through. What do the owners say, though? How fast can it go?

One of San Francisco's new speed cameras generated nearly a quarter of all citations in August. We went to see what's going on.

Florida troopers clocked a driver going 124 mph early Sunday as it was racing alongside a motorcycle on the interstate.

Once upon a time, SUVs were short on sport and long on utility. That story ended with the rise of race-spec premium models from performance brands.

French company CIXI has released the production-ready Vigoz, a hybrid between an EV and an e-bike. It can go up to 75 mph and is street legal.

Astronomers have used an X-ray spacecraft called XRISM to observe powerful winds blowing from a neutron star — the findings could be a "game changer" for physics.

When you're driving on land, speed is measured in either miles per hour (mph) or kilometers per hour (km/h). These measurements are straightforward because you can see stationary landmarks and ...

Joey Logano will lead the Cup Series field to green for Sunday's Round of 12 playoff opener at New Hampshire (2 p.m. ET, USA Network).