Both Merck and Pfizer are now racing to test whether their leukotriene-blocking drugs might work for cardiovascular disease.

FORBES: Prevention Puzzle

AstraZeneca, Amgen and others are racing furiously to test Erbitux-like drugs that are more convenient to use and have fewer side effects.

FORBES: Erbitux: Nothing Special

We also featured Malaysian teenager Nabil Jeffri, who became the youngest ever Formula One test driver recently when he conducted an aerodynamics test for Lotus Racing.

CNN: Your connections between Sweden and Malaysia

Toyoda is well known for his love of racing and for spending time every month at the company test track.

FORBES: 3 Hard Lessons Akio Toyoda Learned From Toyota's Debacle

Innovation: The team creates thousands of evolutionary designs during the racing season, based on terabytes of sensor data, test runs, and computerized simulations.

FORBES: The Business Of A Formula One Team

"Brooklands is a unique place which is celebrated as a test bed of invention and daring for both motor racing and aviation development, " said Stuart McLeod, head of Heritage Lottery South East.

BBC: Brooklands race track and hanger to be restored

"The only slight breakthrough is that Aprilia have asked me to go down to Jerez to test the bike that I was supposed to be racing since the beginning of the season, " he said.

BBC: Shane Byrne says his MotoGP future is still not sorted out.

In August, reigning Formula 2 champion Andy Soucek terminated his contract as Virgin Racing's third and reserve driver, citing a lack of test driving opportunities this season.

BBC: Jerome D'Ambrosio & Esteban Gutierrez win F1 test roles

But now Klien will be able to test on the Friday of San Marino, Spain and Monaco before possibly resuming racing.

BBC: Red Bull's Christian Klien

In recent months, amateur racing associations in New York and at least two other states have started raising money to hire Usada to test top finishers of their races.

WSJ: Cycling's Minor Leagues of Doping