Technologies that can power our lives and jobs while doing less harm to the global climate — wind, solar, batteries, etc. — ...

A new record of 20.6% held by KRICT/UniTest is displayed in the right section of the chart, ranking first in the large-area cell (200 cm²) category for perovskite solar cells. The sources of ...

CR members can see these costs in the Ratings & Specs section of our ratings charts, and sort by energy efficiency. Below, members can also see reviews of the best energy-efficient refrigerators ...

Energy-efficiency and clean energy projects like insulation, solar, and heat pumps can bring you thousands in federal and state tax credits and incentives.

The US Department of Energy's National Renewable Energy Laboratory (NREL) has updated its Best Research-Cell Efficiency Chart with the inclusion of a new cell category – Hybrid Tandems.

There are roof shapes and ratios that maximize heat retainment and energy efficiency and, interestingly, ancient Italian architects and builders seemed to know it, too.

The company downplayed energy efficiency measures and other modern means of addressing energy demand. Clean energy technologies and demand-response programs are ready to meet Wisconsin’s growing ...

New Jersey is being recognized as a national leader in energy efficiency programming and outcomes in the American Council for an Energy Efficient Economy’s (ACEEE) 2025 State Energy Efficiency ...

It requires manufacturers to use an amended test to comply with energy conservation standards. The DOE also postponed efficiency standards for walk-in coolers and freezers and for gas ...