Enduro star David Knight took time out from testing his four-stroke to hop on a two-stroke KTM and take it to an overall second place at the Indoor Enduro World Cup final in Barcelona. He tells us how he got on...

As Scuderia Toro Rosso unveil their new car for the 2010 Formula 1 season, Jaime Alguersuari reveals his desire to get behind the wheel for a drive

Australian former Formula 1 world champion Alan Jones thinks that fellow countryman Mark Webber can emulate his achievement 30 years on from his own drivers' title triumph

Karina Hollekim passed another milestone in her long recovery from a serious BASE jumping accident in 2006 when she took to the slopes in Norway for a spot of skiing – which Karina, as you can see, clearly enjoyed.

Dan Atherton is part of the world's best mountain biking family, which includes his frighteningly talented siblings Gee and Rachel

Red Bull have announced that their Junior Team members Brendon Hartley and Daniel Ricciardo will be the official Red Bull Racing and Scuderia Toro Rosso reserve drivers for the 2010 Formula 1 season

In 1960, Joseph Kittinger fell free at an unprecedented rate from a balloon at the very edge of space. Now, Austrian BASE jumper Felix Baumgartner aims to break the American's 50-year-old record with his most audacious project ever, Red Bull Stratos.

By now most of you have likely seen, read, or heard about my chaotic night at round number two of the Supercross series in Phoenix.

Back in the day when motocross world champion, KTM sporting director and trained baker Heinz Kinigadner (49) rode in the Dakar Rally, drivers pinned compasses to their sleeves. These days, he says, the drivers have a much easier ride.

If you dream of getting your hands on Kate's Dirty Sister then check out Red Bull Racing Challenge which comes to the iPhone today.