Heating and cooling heavily relies on planet-warming fossil fuels. But some energy companies are looking to an unlimited thermal energy source below their feet as a clean alternative.

Here’s what to know: Typically, the first step for assessing the potential for geothermal heating and cooling in a building is a consultation. An expert will calculate a home’s heating and ...

Thermal energy networks are catching on in the state and around the country as a way to transition off gas and lower energy ...

A promising alternative to natural gas has been taking root in Massachusetts — underground pipes and wells that tap into ...

Even as President Trump slashes support for wind and solar energy, another renewable energy source is finding unexpected ...

Tuesday was a swallow-hard day for the Eagle County Board of Commissioners. The commissioners agreed to pay $4.5 million over initial staff estimates to install a geothermal heating and cooling system ...

EDF Saudi Arabia and TAQA Geothermal Energy Company have signed a strategic Memorandum of Understanding (MoU) to collaborate ...

The Greenwich Board of Education approved plans to spend $5.25 million on fixing Hamilton Avenue School's geothermal system ...

National Grid's decision raises questions about the viability of a key strategy many environmentalists had hoped could ...