Powered by the front half of a Tuono 1100 V4, the Aprilia Concept RS660 unveiled at EICMA is a lightweight parallel twin supersport bike with comfy ergonomics for the road and a frontal aerodynamic profile that changes angle to adjust the balance between drag and downforce.
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If you need any further convincing on the impact of wind drag on vehicle efficiency, try this for size: a British fellow just hopped on a pushbike and went 149 mph while slipstreaming a Porsche. Neil "Soupy" Campbell now holds the European bicycle speed record, but not the world one – yet.
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Although aerodynamics play a part in the design of all road bikes, triathlon bikes tend to be particularly aero-focused. Ceepo's 2019 Shadow-R really takes things to an extreme, by doing away with the traditional wind-catching vertical front fork.
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Remember back when cyclists had to travel to a wind tunnel or velodrome if they wanted to get their aerodynamic drag measured? Actually, that time is now. It might not be for much longer, however, if the handlebar-mounted AeroPod reaches production.
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The shape of future sports motorcycles evolved considerably over the last few days as the world's leading sportsbike manufacturers and MotoGP contenders evaluated new aerodynamic fairings at the second last test of the MotoGP pre-season at the Chang International Circuit at Buriram, Thailand.
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With fuel accounting for a significant proportion of truck running costs these days, the quest for fuel efficiency has been attracting increasing attention. XStream Trucking's approach is to literally close the gap between the cab and the trailer at highway speeds.
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The future of commercial aircraft will probably include long, thin, flexible wings that reduce weight and drag for extra efficiency and ride comfort. NASA and Lockheed Martin's Skunk Works division have been flight testing an experimental X-56A airframe with active flutter vibration suppression.
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No matter how large the pile of money you're sitting on, Ferrari is always willing to relieve you of it, with a series of road cars for the casual user that extends upwards to ultra-exclusives like this. The FXX-K Evo is a "laboratory on wheels" that took a whole year in the wind tunnel to tune up.
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The bespoke Valkyrie became one of the most talked about cars in the world when it was announced in Melbourne last year, and the hype hasn't faded. Now, we've been given a detailed look at the car, complete with unbelievably intricate underbody aerodynamics and a stunning, pared-back interior.
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Wind turbines, helicopters, and other devices that use rotors have a big noise problem, but the solution may come from the wings of the owl, which allows the nocturnal hunting bird to fly almost silently and may lead to quieter wind turbines, aircraft, and drones.
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