Monadnock Ledger-Transcript20h
Granite Geek: Do heat pumps change the ‘turn down the thermostat at night to save energy’ equation?
The belated arrival of cold weather to New Hampshire has brought back the eternal home-heating question: Do you save energy ...
ecoportal.net23h
America looks to the ground: Historic discovery at Earth’s core
The US Air Force has a project to power a base in Texas State by converting geothermal heat from beneath the Earth's crust ...