High-end custom tuners such as Job Spetter start with a blank slate and reprogram each engine's computer.
But the real hacking is done by Superchips and dozens of other outfits that produce off-the-shelf modules that alter an engine's computer code.
It requires a bit of new plumbing and a few extra lines of code for the engine's control computer.
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.
That fuel economy comes from sophisticated electronic fuel and spark controls, and computerized automatic transmissions teamed up with a very sophisticated engine that was designed using computer-automated design, machined using CNC milling, and assembled by robots.
Singer believes that the drones will be as transformative as the advent of gunpowder, the steam engine, the automobile, or the computer.
Since 1996, the U.S. has required each vehicle to have an onboard diagnostic computer to monitor everything from engine to transmission sensors to look for emissions-related problems.
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For many, the Volt will be an electric car most of the time, though the onboard computer does tell the gas engine to drive the wheels now and then.
The first attempt to launch the rocket was halted Saturday when a flight computer detected high pressure in an engine combustion chamber.
By the end of last year, Zoom had enough computer power to open its search engine to the masses--and to process credit-card payments.
Imagineers actually used a video game engine to help transfer the world from within a computer world into the theme park.
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No computer, no Internet, no search engine, no YouTube videos.
The pair wrote a series of scripts, small computer programs, that interrogated the Shodan search engine.
The computer can control the throttle and measure the engine speed.
Wonga says it has created a computer programme, called an "automatic risk decision engine", which collates data from lots of sources about applicants before deciding on whether to sanction a loan.
Transformative inventions--the printing press, steam engine, telegraph, automobile, airplane, radio and television, computer and Internet and so on--require constant investment.
The engine is mounted on a test-bed and attached to a computer-controlled dynamometer, which is used to apply an adjustable load.
Meanwhile, the rendering engine resides in a special space that controls what resources within the computer can be read or written to.
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Britain invented the jet engine and radar and supplied much of the heavy cognitive lifting for the computer and biotechnology industries.
Then when the search engine finds a matching result, it sends the information to the user on a computer or mobile device.
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Google is a successful business because it wastes computer power--it has some 120, 000 servers powering its search engine--while it conserves its dearest resource, people.
Google (nasdaq: GOOG - news - people ) is a successful business because it wastes computer power--it has some 120, 000 servers powering its search engine--while it conserves its dearest resource, people.
Billionaire Peter Thiel, for example, argues that despite spectacular advances in computer-related fields, technological progress has actually stalled because the internal combustion engine still rules our highways, the cancer death rate has barely changed since 1971, and the top speed at which people can travel has ceased to improve.
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The computer science introduction course teaches basic skills by having students build a Google-like search engine, using the programming language Python.
At various times, DEC had the best computer (the VAX), the best processor (the Alpha EXP) and the best search engine (AltaVista) and failed.
When that annoying "check engine" light appears on your dashboard, for instance, the service manager sees it, too, on his computer.
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