12 Kawasaki Ninja Zx6r Zx-6r Engine Motor 20a on 2040-parts.com

Audi TT RS Plus (2012) first official pictures

Audi has unveiled a go-faster version of the TT. As if the regular TT RS isn't fast enough, here's the new 2012 TT RS Plus – a tuned version of the coupe and roadster with the wick turned up to 355bhp. It's based on the regular RS model, which means the five-cylinder turbo engine continues.

Mercedes-Benz Bionic car at MoMA

Unveiled in June 2005, the Bionic car was developed by designers, engineers and biologists working hand in hand. Its template was a sea dweller from tropical latitudes: Ostracion Cubicus - more commonly known as the boxfish. Despite its unusual-looking shape, the fish is extremely aerodynamic and can therefore move using a minimal amount of energy.

F1 2014: the six big engine questions

By Tom Clarkson First Official Pictures 14 March 2014 11:30 The workload has never been greater for Formula One’s 11 teams. They’re finalising preparations for the biggest shake-up in F1's technical regulations this century. A new engine formula for 2014 will see the current 2.4-litre naturally aspirated V8 replaced by a turbocharged 1.6-litre V6 with a much greater dependency on energy recovery (ERS).