Latest North America stories from World.
Strategic angle: Tyrell Fortune had to return to the Octagon on Saturday after UFC cage announcer Bruce Buffer mistakenly announced his opponent Marcin Tybura as the winner.
Strategic angle: Dynamometer tests are used to measure a car's torque and rpm response. But how do they get that information? And how reliable is what they get?
Strategic angle: Bombings, repression and daily surveillance have thrust Iranians into a state of uncertainty.
Strategic angle: Dodge made significant adjustments to the Viper's design to improve handling and performance in its second generation.
Strategic angle: The Brits complained that American Motorcyclist Association rules were keeping them from winning races. The fallout led to the birth of a great racing bike.
Strategic angle: A sudden lane change leads to a tire-to-tire impact that sends a Mustang airborne and upside down in seconds.
Strategic angle: Chair suggests new entities could be worth as much as $50bn after deleveraging drive
Strategic angle: IndyCar tires are supplied by Firestone, with the latest season using over 32,000. What exactly is the fate of all those tires once the race is over?
Strategic angle: Wrapping your key fob in foil does help protect your car, but it's annoying to unwrap and rewrap your fob every time you use it. Let's talk about other methods.
Strategic angle: Mike Jeffries' lawyers argue that he is suffering with dementia and late onset of Alzheimer's disease.
Strategic angle: Manhart's MH5 900E squeezes 897 hp from the BMW M5 Touring using upgraded turbos, a new exhaust, and revised software.
Strategic angle: A research team led by Prof. Boseok Kang at Sungkyunkwan University has uncovered the origin of polarity inversion, a long-standing phenomenon in polymer semiconductors.
People gathered for pro-democracy protests across the country today.
Strategic angle: Since Donald Trump's return to the White House, several institutions have reported a decline in applications to US campuses.
Strategic angle: A reader in Mexico photographed a heavily camouflaged Kia EV3 prototype, raising questions about North American plans.
Strategic angle: A mechanic reveals alarming issues with a Honda Pilot, signaling serious trouble ahead.
Strategic angle: US vice-president still favourite to succeed Donald Trump but secretary of state Marco Rubio is gaining ground
Strategic angle: Local residents express concerns over hidden surveillance tracking citizens aiding refugees.
Strategic angle: A new study uncovers the timeline of the human-dog partnership dating back to the Ice Age.
Strategic angle: Minivans tend to get a bad rap in the world of auto enthusiasts. However, these roomy vehicles are actually very cool. Here's why we think minivans are rad.