The trend towards more twin-engined aircraft drives up the cost of engine development, by boosting the need for power and reliability.
The microphones previously used in the helmets of racecar drivers picked up too much engine roar and not enough of the driver's speech.
Some of the start-up engine companies say they could ultimately get orders from makers of power generators or boat engines.
And beyond that, are racing fans really willing to give up the roar of combustion engine race cars they have known and loved for decades?
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But as the seconds tick away to the firing up of a revolutionary new British space engine, it's hard not to speculate on its chances of success.
Margins increased from 1.4% at the start of the decade to a peak of 9.4% as the global economy marched straight up through 2006 on the back of the Chinese growth engine fueled by a credit-obsessed American consumer.
Last June, Google began ramping up its pursuit of Amazon by unveiling Google Compute Engine, a cloud-computing competitor to Amazon Web Services.
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The engine will open up the world of long-distance natural gas trucking.
People also could sign up through Facebook, taking advantage of another community engine and also creating direct links between the brand and its potential customers.
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The sense of moving through the world without the sound of an internal combustion engine roaring up in front is one that I could get used to.
Its advanced engine-development centre, which opened this summer, hooks up an engine to a simulated computer model of an as-yet unbuilt prototype car, to see how well it performs.
For example, if 20 percent of check engine light problems reported came from a certain vehicle but it made up only 10 percent of the vehicle population it would have an index of 2.00 (20 percent divided by 10 percent).
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Sometimes he would be within yards of winning when his flogged engine gave up the ghost.
Even at speeds of up to 75 mph, the internal combustion engine is not engaged as long as the battery has sufficient charge.
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Yet the idea went nowhere, and the company set up by Toshiba to promote other uses of the Emotion Engine was closed down.
Since then, the media has been fairly quiescent, at least with no conspicuous follow-up coverage as of this writing on the major search engine home pages.
Additionally, Microsoft revamped the way built-in search works so that it's now more of a universal search engine, serving up apps, files, settings options and web suggestions.
Under their balcony a bus stopped, brakes wheezing, its doors slapped open, then shut, engine roaring and sending up a plume of noxious smoke as it rumbled away.
Set in a handsome copper-roofed villa on Valkosaari island, overlooking Helsinki harbour, NJK is feted as the capital's best crayfish restaurant, serving up more than 30, 000 of these fire-engine red crustaceans every season.
Electronics, which accounts for up to 13% of GDP, is seen as the engine that will pull the economy through.
One success so far: Barra pushed to speed up the consolidation of GM's three small-car engine lines, arguing that it shouldn't wait four years to introduce a single, more fuel-efficient engine that could be used worldwide.
The back-up power supply includes six diesel engine generators with ten days of fuel.
The signature Buick engine compartment ports have migrated up to the top of the front fenders, unfortunately invisible from the side of the vehicle.
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The battery system produced by Axeon, Europe's leading independent developer and manufacturer of lithium-ion battery systems, has been fitted to a Land Rover Defender 110 High Capacity Pick Up in place of the standard 2.4-litre diesel engine.
But he said Monday's accomplishment capped "years of grappling with engine problems" and trying to scale up the spacecraft from a smaller, earlier version built by Mr. Rutan.
On a hot June evening at a ramshackle former gliderport 30 miles east of Dallas, John Carmack's rocket engine lit up with its blue flame spewing from the nozzle.
Now sponsored by the energy drink maker Red Bull, the theme of this year's competition was "games" and included a centrifuge made with a golf cart engine that spun players at up to five times the force of gravity.
The car itself is based primarily on the MINI Cooper S, with similar front and rear styling and the l.6-liter four-cylinder turbo engine that debuted in the 2011 MINI S. (The engine gets 181 hp and up to 192 lb-ft of torque, with a 0-to-60 mph sprint of 6.6 seconds.) Fuel economy ratings are 35 mpg on the highway and 27 mpg in the city under the manual transmission variant.
We focused the majority of our marketing spend on search engine marketing, got our ROI up to 185% and our conversion rate close to 2%.
Google spent millions of dollars on Get Your Business Online, a nationwide campaign that included multiday workshops in states such as Iowa and Texas in which Google helped local businesses set up websites and an online business listing tied to its search engine, free of charge.
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