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Automakers are pouring money into tech so that cars stay relevant.
Virent's technology for converting sugar water into replacements for gasoline, jet fuel, and diesel gets a boost with a $46.4 million investment from Shell, Cargill, and existing investors.
Are hydrocarbons made from biomass a better route for biofuels? A Wisconsin start-up will build a pilot plant to turn plants into gasoline, jet fuel, or diesel fuels.
Federal government pumps more than $600 million in projects to demonstrate advanced biofuels, including cellulosic ethanol and plant-based replacements for diesel, jet fuel, and gasoline.
Second round brings $21 million to commercialize process for converting biomass to liquid fuels.
Cellulosic ethanol company Iogen delivers ethanol made from agricultural residue to a pumping station in Ottawa but commercial-scale production is still not ready.
Advanced biofuels company attracts investment from Total for a process to turn biomass into butanol, which can be converted into renewable gasoline and jet fuel.
The Energy Department's new ARPA-E program aims to find "transformational energy technologies" beyond fossil fuels. Here are some offbeat ideas on how it could get started.
Paying for solar on commercial rooftops; more-efficient polysilicon and thin-film solar cells; JPMorgan buys into carbon trading; biogasoline; and GreenFuel Technologies' progress could mean the first commercial-scale algae fuel plant.