SAN DIEGO, Nov. 1, 2011 /PRNewswire/ -- Achates Power, a developer of radically improved internal combustion engines that increase fuel efficiency, reduce greenhouse gas emissions and are lower cost, ...

Argonne, which is partnering with Achates Power to develop a hydrogen-powered engine, recently began testing the engine in Argonne’s state-of-the-art facilities. In a groundbreaking demonstration, ...

As automakers scramble to develop more efficient engines to meet increasingly tight fuel economy regulations, one company is claiming its new technology will change the auto industry. “[Our] engine ...

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Engine developer Achates Power raised $35.2 million from investors including Sequoia Capital Partners and four other venture capital firms, the company announced Wednesday. The San Diego-based company ...