After Formula One, the IRL Indy Car series has the most race flags from all open-wheel racing series worldwide ... The black flag is usually waves with a number underneath it.

The reversed flag is not only intentional but also a tradition that even airplanes and space vehicles have. The showing of ...

The race officials directly communicate with the drivers using flags to indicate track conditions and relay critical communications. Racing ... this one too is accompanied with a car number.

Sweeping changes to the rules dictating Formula 1 ... design changes intended to lessen the impact of this dirty air in order to promote closer racing and easier passing. To reduce the size of the ...

And one of the most storied racing traditions involves the right to use the number 1 on a driver’s car as the defending ... the starting drop of the green flag, but race-winning No. 1s haven ...