Think of solar greenhouse heaters as a way to supplement existing heating systems. They're out there, but some assembly may be required.

Startup Cala Systems, which makes seriously smart heat pump water heaters, has secured $5.6 million in seed funding and commercially launched its product. The round was led by the Massachusetts Clean ...

Your hot shower or bath uses 15-30% of your household’s total energy, second only to the heating and cooling of air. More than half of all Australian households rely on electric water heaters with a ...

Chauncey grew up on a farm in rural northern California. At 18 he ran away and saw the world with a backpack and a credit card, discovering that the true value of any point or mile is the experience ...