Energ2’s nanostructured carbon anodes can boost lithium-ion battery capacity by 30 percent.
With no one buying new equipment, solar companies are looking to make the best of existing technology.
Underground rocks that react with carbon dioxide to form minerals could offer a safe way to keep the greenhouse gas from reaching the atmosphere.
Small reactors have some benefits, but they won’t make nuclear as cheap as natural gas.
With security, reliability, and legal issues yet to be resolved, the first self-driving vehicles will perform only specific tasks.
The optical properties of nanowires suggest a new way to make more efficient solar panels.
The push to extend fracking to arid regions is drawing attention to water-free techniques.
With BrightSource’s Ivanpah solar plant about to come online, the company looks to its next projects for the economics to improve.
Solar manufacturers like Suntech are struggling. Hundreds need to die for the industry to recover.
Energy-hungry Japan extracts natural gas from deep-sea methane hydrates, but it’s not clear whether the “flammable ice” makes economic and environmental sense.