Geothermal heat pumps are one of the most efficient ways to heat and cool your home. Is it the right HVAC system for you?

A malfunction in the heating system of a New Hampshire vacation home led to carbon monoxide leaking inside the building, which authorities suspect killed a Newton family of four on Christmas.

These geothermal fluids pass through a heat exchanger along with a secondary, or "binary," fluid that has a lower boiling point than water, according to the U.S. Department of Energy’s website.

What she had in mind wasn’t the high-temperature geothermal systems like one might find in Iceland that produce steam to generate electricity, but the ground source heat pump setup like she once ...

Fort Lauderdale has completed a critical pump project aimed at fighting flooding in two low-lying neighborhoods. City officials assert that the updated stormwater systems will help protect ...