Trump's new GOP tax bill ends many key energy tax credits for home improvements. Here's what you need to know.

Just a few weeks remain to tap federal programs that make purchasing an EV, heat pump or solar panels more affordable.

On a former military base in Galena, Alaska, a school that houses about 200 high school students teaches sustainability among many things.

Measuring shells and skeletons encased in thousands of limestone samples has revealed that the sheer amount of living stuff ...

Tribe members save with energy-efficient homes. In addition to the solar farm and biomass project, the Louden Tribe is building new energy-efficient homes that will help members be less reliant on ...

In addition to the solar farm and biomass project, the Louden Tribe is building new energy-efficient homes that will help members be less reliant on diesel. Some of the siding used in the homes ...

The new home’s energy-efficient features are already saving them money. The 300-gallon diesel tank Huntington filled before moving cost him about $2,400. Six months later, he still has unused ...

The new home's energy-efficient features are already saving them money. The 300-gallon (1,130-liter) diesel tank Huntington filled before moving cost him about $2,400. Six months later, he still ...