Google will acquire plenty of intellectual property with its planned acquisition of the handset maker. It also gets plenty more work for the legal department.
A new lawsuit sets its sights on mobile-phone makers for allegedly infringing five patents held by two different companies.
An update on EEstor, kind of; U.S. renewable energy policy still stalled; GE moves deeper into Spain with acquisition; questions about ethanol's impact on air quality; a look at politicking behind the Pickens Plan; Mass. signs a low-carbon fuel standard.
After delaying its IPO and losing its CEO, the company reduces staff to navigate short-term challenges.
Weeks after losing its CEO, the biodiesel maker withdraws plans for its public offering.
Company announces plans for several large-scale biodiesel plants, potentially ratcheting up impact of the alternative fuel. Photos: 100 million gallons of biodiesel
Imperium Renewables, looking to ramp up production in the hot biofuels area, plans to raise $345 million in its initial public offering.
In a $92 million, multi-year deal, GreenFuel Technologies signs on for project to grown algae aided by carbon dioxide pollution from cement factory in Spain.
The limits of "green IT," the math behind carbon footprints, off-shore wind may come to New Jersey, credit crunch hitting both homeowners and clean-tech companies, Imperium's biodiesel woes, and free piston engines for hybrid cars?
Home heating oil hell; continued worries about the power grid; T. Boone Pickens expands his natural gas empire; Southern California Edison buys 900 megawatts of wind; a preview of Tom Friedman's book on clean tech; the clean-tech start-up death watch.