October 25, 2006Precisely timed blast of ethanol eliminates knocks in experimental engine that would add only $1,000 to cost of car.TAGS:engine, gas, car
May 17, 2006A propulsion system that emits nothing but heat could revolutionize the space and transportation industries. Photo: Professor moves rockets closer to warp speedTAGS:rocket, professor, Star Trek, capacitor, engine, satellite
August 2, 2007Zero's electric bike takes some getting used to. The benefits? Forty miles on a single charge and no stopping at the pumps.Photos: Motorbikes go greenTAGS:motorcycle, mile, battery, engine, car
April 9, 2007Diesel's not just for truckers anymore. Converting cars with notoriously bad mileage can make them eco-friendly without compromising performance.Photos: Muscle cars with a conscienceVideo: Souped-u...TAGS:biodiesel, Hummer, car, horsepower, natural gas, engine, alternative energy, mile, video
November 15, 2004Space agency wants to see if pilotless aircraft has right stuff to travel at 10 times the speed of sound.
Photo: NASA's X-43A scramjetTAGS:aircraft, engine, feet, agency
September 6, 2006Operators of this "roadable aircraft" would drive it to the airport, unfold the wings and take off. Prototype due in 2008.
Images: Terrafugia's flying carTAGS:deposit, airport, plane, aircraft, flight simulator, engine, car
September 5, 2006Engineers help dust off and release an old HP Labs optical character recognition engine.TAGS:OCR, HP Labs, Google Inc., engine, open source, HP
September 26, 2006Entrepreneur sees sports car prototype as fulfilling the need for speed and environmental responsibility, too. Photos: Speedy and sporty
Video: A spin in Wrightspeed X1TAGS:car, engine, efficiency, battery, video
August 10, 2007Navy's best fighter pilots learn how to be successful combat pilots through rigorous training in the skies near Fallon.
Photos: Fight and flightTAGS:pilot, plane, training, base, aircraft, engine