Michael Kanellos is editor at large at CNET News.com, where he covers hardware, research and development, start-ups and the tech industry overseas. Making fuel out of algae is one of those ideas that ...

Some scientists regard Exxon XOM 3.59% Mobil Corp.’s long-running quest to turn algae into a transportation fuel as little more than a PR stunt. The oil giant says they are wrong. Using genetic ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. As the US tries to move toward a clean energy economy and net-zero ...