With catalysts created by an MIT chemist, sunlight can turn water into hydrogen. If the process can scale up, it could make solar power a dominant source of energy.
NASA’s Dean Alhorn, lead engineer for the NanoSail-D satellite, demonstrates how the spacecraft will deploy its solar sail in space.
The head of research at GE discusses the stimulus package and new technologies for addressing climate change.
Better batteries are making electric motorcycles possible, providing a cleaner alternative to pollution-spewing gas-powered bikes.
GE researchers explain how the key elements of an intelligent grid will work, and what they could mean for consumers.
Jonathan Mapel, cofounder of Covalent Solar, based in Cambridge, MA, uses commonly available plastic sheets to illustrate how a new solar concentrator works. He then shows a prototype of the new solar concentrator, which features advanced dyes that make it highly efficient.
At a recent conference at the United Nations, the person in charge of the Department of Energy's finances told Technology Review how his agency is pushing innovation.
Researchers at Lawrence Livermore National Lab will try to start self-sustaining fusion reactions using the world's largest laser system.
A new electric vehicle uses polymer-electrolyte batteries.