The leading installer of rooftop solar panels says it has achieved record efficiencies with its panels.
A promising battery startup has run into problems commercializing its novel technology.
The renewable-energy certificate system has gotten more transparent, but improvements are still needed.
Novel molecular structures are a first step toward economical carbon capture at a wide scale.
The revelations about Volkswagen’s diesel emissions hurt not only the German carmaker, but the diesel industry overall.
Advanced lithium-ion chemistries offer cooler operation, longer life spans.
The focus of research on fusion power has moved from big government programs to startups with novel designs.
Researchers have shown a new way to help solar cells track the sun as it moves across the sky, which could boost a panel’s energy generation by 40 percent.
A seemingly unsubstantial particle called a neutrino is opening a new window on the world.
This $1 billion global sensing network records 26 gigabytes of data per day and will detect a nuclear bomb anywhere in the world.