In hot weather, those systems pump a “geothermal fluid” — generally a refrigerant like in an air conditioner — to pick up ...

Google partnered with clean energy startup Fervo on a new geothermal project in Nevada that will send electricity to the grid that serves two of Google’s data centers. Image: Google.

Geothermal provides a stable, consistent energy source that's not dependent on the weather. Experts see huge potential for it–especially in the West.

The school, founded in 1860, has been incorporating geothermal energy into its new buildings since the 1980s. But this is the first time a legacy building ...

The United States has enough geothermal energy to power the entire country. Some are trying to unlock it by using techniques from the fracking boom. By Brad Plumer Brad Plumer traveled to Beaver ...

In fact, geothermal heat pumps deliver more energy (in the form of heat) than they draw from the electric grid (in the form of electricity), often three to five times as much.