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The Opoc internal combustion engine design, which can improve fuel economy by up to 50 percent, attracts $23.5 million in funding from Bill Gates and Vinod Khosla.
Automotive News reports on a new engine from EcoMotors.
EcoMotors is concocting an engine with two pistons in one honking cylinder. It harks back to what plane engineers tinkered with in the 1930s.
EcoMotors says it can hit 100 miles per gallon by 2011. At that rate, you could get across the country and only have to stop once for gas.
The Founders Fund leads a $15 million Series B round for the ambitious start-up, which runs online doctor appointment booking in four U.S. cities and hopes to expand to more.
Achates Power is working on an opposed-piston engine, an idea that has withered for decades. And they have money from Sequoia.
Companies are tinkering with the trusty old internal combustion engine design to boost fuel economy. Scuderi Group says its split-cycle design and air hybrid improves MPG by more than 50 percent.
CAFE standards are set to double by 2025, a fuel economy mandate which will push automakers to adopt more efficient engines, start-stop hybrids, and hybrids.
Silicon Valley investor Vinod Khosla says the clean-tech industry needs to focus on "real stuff, not fashion."
Just as Blu-ray is picking up steam, two start-ups begin work on technologies that may replace one day replace it.