Wastewater flushed down the drain can be used to heat and cool homes and buildings in a sustainable way and climate experts say it's an untapped source of energy due to its stable temperature of ...

What's the difference between warm air and cool air? In fact, what does “temperature” even mean? It's stranger than you think. At a basic level, if you increase the temperature of air, you increase ...

Scientists in Japan have developed a new organic device that can harvest energy from heat. Unlike other thermoelectric generators, this one works at room temperature without a heat gradient. Usually, ...

Eric Mauchan’s Cape Cod-style house in Framingham, Massachusetts, does not have central air conditioning. So when the summer heat bears down, his four window AC units, two dehumidifiers and fans that ...

Ditch fossil fuels in less than half the time and save half a billion dollars or more on what you would otherwise spend to decarbonize. That’s the pitch a group of students, alumni and faculty will ...

FRAMINGHAM, Mass.—After years of planning and months of drilling, a first-in-the-nation, neighborhood-scale geothermal heating and cooling project came online here on Tuesday. Geothermal energy—using ...

Researchers at the Chinese Academy of Sciences developed a thermoacoustic Stirling heat pump prototype that offers high thermal performance, a peak coefficient of performance of 1.68, and potential ...