Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are. Mike De Socio is a CNET contributor who ...

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 ...

Heat batteries quietly solve a major transition gap, storing surplus renewable electricity as heat. Half of global energy demand is for heating, not power. They are simple, scalable, and far cheaper ...

A new heat-to-energy converter has reached a record efficiency of 44% – the average steam turbine manages about 35%, for comparison. This thermophotovoltaic cell is a major step on the way to ...

STANDISH, ME - SEPTEMBER 25: Aaron Sinclair, of Dave's World, installs a heat pump at the home of Roland and Dale Bois on September 25, 2018. Sinclair, who has worked installing heat pumps for two ...

Researchers in Hong Kong have developed a hybrid-energy heat pump that seamlessly combines absorption and compression cycles using crystallization-free ionic liquids, improving efficiency and ...

Learn how an air source heat pump water heater works, its benefits, costs, and savings. Discover why heat pumps for hot water are ideal for Aussie homes.