How smart energy policy can ease conflicts.
The prospects for carbon-neutral vehicles could get a boost from a new way to make hydrogen from biomass.
And there's a 50:50 chance of a Three Mile Island-scale disaster in the next 10 years, according to the largest statistical analysis of nuclear accidents ever undertaken.
In a first-of-its-kind endeavor, electricity-starved Rwanda and the Democratic Republic of Congo are trying to get power from a lake—and avert catastrophe.
A new study suggests that battery-powered vehicles are close to being cost-effective for most people.
Relativistic spacecraft must interact with the cosmic microwave background in a way that produces a unique light signature. And that means we should be able to spot any nearby, according to a new analysis.
A prototype hybrid quadcopter can fly several times farther than conventional battery-powered ones.
An innovative startup that blends solar energy and battery storage reflects broader interest combining the technologies.
Researchers have demonstrated a long-lasting device for making hydrogen from sunlight and water—but funding is running out.