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Scott Riggs, Matt Kenseth
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We're giving you the green flag to better understand racing.
Tune up on terminology
Don't know your drafting from your wedge? Just check out our glossary of racing terms so you can follow along in any conversation about NASCAR. Story

Car of Tomorrow Safety today for Car of Tomorrow
Say what you want about the Car of Tomorrow, but there's no denying that the safety features are a vast improvement.

NASCAR Nextel All-Star Understanding physics key to better racing
Take note of the laws of physics while you're watching the graceful ballet of cars racing side-by-side at excessive speeds on the verge of disaster.

Patrick Carpentier, Kevin Harvick Owners reach out for road course ringers
Upcoming right turns and hills at Infineon and Watkins Glen mean some regular drivers will get bumped for road course specialists.

Richard Petty Answer Guy: Brought to you by the No. 43
ESPN The Magazine's Answer Guy digs around to find out why the field for NASCAR Nextel Cup races is 43 cars.

bump draft Things that go bump in the race
Bump drafting adds another tactic and an element of danger to racing at superspeedways such as Daytona and Talladega.

Busch series wreck Eagle-eyed spotters watch out for drivers
The spotter's No. 1 responsibility of looking out for the safety of his driver sounds pretty simple, but as one long-time spotter puts it, "There's a right way and a wrong way to do it."

Jimmie Johnson How NASCAR's points system and the Chase work
Tweaks to the points system by NASCAR puts more importance on winning in 2007 as drivers scramble to become eligible for the Chase for the Nextel Cup in the final 10 races.

Pace Car You can race but you can't hide
From first to 43rd, NASCAR officials always know the order, timing and scoring for Nextel Cup races thanks to transponders mounted on the fuel cell of each race car.

Pit Crew Pull in for a look at pit stops
Fast and talented drivers also need quick and skilled pit crews to help them win races.

Jeff Gordon and Dale Earnhardt Jr. NASCAR's team concept starts in the shop
There's no I in NASCAR. But there is an amazing amount of money being pumped into the sport, so sharing resources and knowledge with teammates is increasingly crucial.

Kurt Busch Coming to grips with the suspension system
An intricate network of mechanisms in the suspension system undergo a wide range of adjustments to keep a race car's grip on the road.

NASCAR mechanics Testing, testing, one, two, three
As one owner puts it, "you can't afford not to" run cars through testing to learn more about a car and help drivers get the most out of their equipment.

NASCAR Tires Tire management holds results in the balance
Even the fastest cars can be made useless if tire performance is poor or the pit crews don't manage the tires properly.

NASCAR Inspection Inspectors aim to keep competition even, safe
As the racecars have become more complex, so have NASCAR's inspectors. Long ago they were not much more than backyard mechanics, but today many are engineers.

Jeff Gordon and Greg Biffle Aerodynamics ins, outs -- and overs, arounds
Aerodynamics is a prime example of how the expertise of engineers has become increasingly valuable and an area where science and art are joined together to improve the outcome of racing.

War Wagon High-tech "War Wagons" made to order
Multifaceted pit boxes provide a nice view for the team owner and a privileged few, but they also hold a giant information center of evolving technology to monitor a race.

Pit Crew What it takes to go over the wall
Seconds lost by pit stop blunders can cost a race, or worse a chance to get into the Chase for the Nextel Cup, so practice and conditioning has become more important than ever for the pit crew.

How about these options?
They may be Chevys, Fords, Dodges and Toyotas, but there's a lot of differences between NASCAR race cars and the one in your garage. Check out a cutaway view of a stock car, a peek inside the cockpit and a comparison of race tires and street tires.
Atlanta Motor Speedway March 9, Oct. 26
Bristol Motor Speedway March 16, Aug. 23
California Speedway Feb. 24, Aug. 31
Chicagoland Speedway July 12
Darlington Raceway May 10
Daytona International Speedway Feb. 17, July 5
Dover International Speedway June 1, Sept. 21
Homestead-Miami Speedway Nov. 16
Indianapolis Motor Speedway July 27
Infineon Raceway June 22
Kansas Speedway Sept. 28
Las Vegas Motor Speedway March 2
Lowe's Motor Speedway May 17, May 25, Oct. 11
Martinsville Speedway March 30, Oct. 19
Michigan International Raceway June 15, Aug. 17
New Hampshire International Speedway June 29, Sept. 14
Phoenix International Raceway April 12, Nov. 9
Pocono Raceway June 8, Aug. 3
Richmond International Raceway May 3, Sept. 6
Talladega Superspeedway April 27, Oct. 5
Texas Motor Speedway April 6, Nov. 2
Watkins Glen International Aug. 10
Complete 2008 NASCAR Sprint Cup schedule and results
Drafting Impound races
Tight and loose Spotters
Restrictor plates Race flags