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The two-wheeled E-Tracer 7009, developed by Peraves for Swiss team X-Tracer, will soon be headed into production under the name MonoTracer MTE-150.
X-Tracer, who competed with the E-Tracer 7002 in the X-Prize, will receive $2.5 million. The E-Tracer is powered by an AC Propulsion electric drive system.
OptaMotive has partnered with Campagna Motors to bring a high efficiency version of its high-performance T-Rex to the Progressive Automotive X-Prize.
The robo-cars can now handle sticky situations like signaling bicyclists and navigating through railway crossings and construction zones. That means, says Google, they've got a better sense of handling real-world risks.
Edison2's Very Light Car No. 98, along with the runners-up, now can enter the Energy Department's fast-track program for production versions of their energy-efficient cars.
Electric vehicle maker Zap progresses it to the next level in the Progressive Insurance Automotive X Prize with its Alias and legendary driver Al Unser, Jr.
This story initially gave the incorrect MPGe figure for the winning car. The Very Light Car No. 98 has an efficiency of 102.5 MPGe.
It's challenged entrepreneurs to fly into space. Now the X Prize Foundation says it will award millions of dollars in a new Oil Cleanup X Challenge.
At a gala event Saturday night, the X Prize Foundation rolls out a vision and a plan for the next half-decade. Will it change the world for the better?
Peter Diamandis, who helped get private space flight off the ground, tells CNET where the X Prize Foundation sees the next big technological gains.