Speed Planet

Ricky Stenhouse Jr. led for 209 of 250 laps and won the NASCAR Nationwide race at the Iowa Speedway on Sunday, his third straight win on Iowa's short oval.

It didn't take teams very long to figure out their best shot at winning the All-Star race would be in the first 20 laps.

Lap-by-Lap: Iowa

Jimmie Johnson won the All-Star Race at Charlotte, but it was Rick Hendrick who stole the show with one memorable postrace ride-along.

Caraviello: From fifth place, favorite for 600 emerges

Jimmie Johnson won his third All-Star race on Saturday night by pulling away over the 10-lap sprint to the $1 million prize.

NASCAR is "repurposing" its Research and Development Center to address aerodynamics and other issues that have impacted the quality of racing, particularly at 1.5 tracks in the Sprint Cup Series.

Justin Lofton raced to his first NASCAR Truck Series victory Friday night, getting the jump on race leader Brad Keselowski on a late restart and holding on at Charlotte Motor Speedway.

Jimmie Johnson's No. 48 pit crew got its revenge.

NASCAR has created a partnership with Twitter that makes it the first sports organization to create an enhanced live event experience on the social media platform.

Kurt Busch doesn't have any issues with NASCAR or the penalties it meted out from last week's incidents at Darlington Raceway, but the driver's relationship with former teammate Ryan Newman needs some work.

Michael Schumacher believes the risk of racing at the Monaco Grand Prix is "justifiable once a year".

Formula 1 will introduce some form of additional driver head protection in the future, race director Charlie Whiting says.

Penske Racing has hired Jacques Villeneuve to run the two road course races this season in the Nationwide Series.

Mercedes F1 driver Nico Rosberg takes David Coulthard for a hair-raising drive in a DTM car round the Hockenheimring.

The new Chevrolet SS will replace the Impala in the Sprint Cup Series in 2013.

Williams's Pastor Maldonado sees no reason why he can't take his race-winning form into next weekend's Monaco GP.

Kurt Busch was fined $50,000 and placed on probation until July 25 for his actions during and after Saturday night's Sprint Cup race at Darlington Raceway.

Peter Sauber transfers a third of the equity in his Formula 1 team to chief executive officer Monisha Kaltenborn.

The Williams team member burned in a garage fire following last Sunday's Spanish Grand Prix has returned to the UK.

Red Bull's Aussie charger on his former boss Frank Williams's birthday win in Barcelona, and the "incredible" Premier League season.

Ferrari increase the pressure on Brazilian driver Felipe Massa by saying they expect his form to improve immediately.

Williams and Formula 1's governing body launch an investigation into the fire in the pit after the Spanish Grand Prix.

Despite sponsorship issues, Matt Kenseth's future is secure at Roush Fenway Racing.

Formula 1's unpredictable results this season will continue for some time, says Red Bull team boss Christian Horner.

BBC F1 technical analyst Gary Anderson on impressive drives by Pastor Maldonado and Fernando Alonso, and the implications of the Williams pit fire

McLaren's Lewis Hamilton says eighth place at the Spanish GP was "damage limitation" and is confident his luck will change.

Four Williams mechanics are injured in a fire in the team garage following their first Formula 1 victory in eight years.

Williams driver Pastor Maldonado believes he can mount a title challenge after his maiden victory in Spain.