Almost three-quarters of Americans say they’re worried about their home’s energy costs. And with winter setting in, those concerns may deepen.

That’s where Carlsson comes in. He’s now helping to heat the homes of 80,000 residents in Finland with waste heat from local ...

China banned the burning of coal for heat around Beijing, but natural gas subsidies have run out, leaving many villagers ...

Have you ever heard of a heating degree day? It is a meteorological statistic that is not often discussed, yet it plays an ...