Along with earthworms, rocks, and the occasional skeleton, there’s a massive battery right under your feet. Unlike a flammable lithium ion battery, though, this one is perfectly stable, free to use, ...

A Maryland networked geothermal pilot promised cheap heat for signups, but regulators found nonparticipating neighbors would ...

A drilling rig sits parked between two driveways on a quiet residential street outside Boston. Beneath the asphalt, a narrow borehole drops more than 600 feet into bedrock. Inside nearby basements, ...

A promising alternative to natural gas has been taking root in Massachusetts — underground pipes and wells that tap into geothermal energy to heat and cool buildings across a neighborhood. But late ...

The recent cancellation of a Massachusetts networked geothermal project isn't dampening enthusiasm for the emerging clean-heat strategy. National Grid said this month it has abandoned a planned ...

A unique partnership between a utility company, Eversource, and a climate advocacy group, HEET, led to a first-in-the-nation network geothermal neighborhood in Framingham, Massachusetts. Ground-source ...

Hundreds of boreholes form the underground part of a geothermal heating and cooling network beneath Colorado Mesa University’s campus in Grand Junction, Colorado. The system currently connects 16 ...

Washington is right to look underground for energy security. But the stronger near-term case is thermal infrastructure, not deep-drilled electricity. Geothermal has become strategically useful in ...

After years of planning and months of drilling boreholes hundreds of feet below the earth, a first-in-the-nation, neighborhood-scale geothermal heating and cooling project came online in Framingham on ...

HYDRONIC WAY: An Enertech WV variable-speed water-to-water heat pump in an installation that includes an Enertech hydronic air handler and a TurboMax water heater, which is made by Thermo 2000 Inc.