American households stand to save on utility bills by replacing outdated HVAC equipment. This ultra-efficient HVAC can shave ...

According to a report from the International Energy Agency last year, data centers will make up less than 10% of the increase in energy demand between now and 2030, far less than the energy demand ...

Using a heat pump can be one of the most efficient ways to cool and heat your house. In cooling mode, it works like an air conditioner, extracting heat from the air inside and releasing it outside.

Air source heat pumps look similar to air-conditioning units. Their size depends on how much heat they'll need to generate for your home – the more heat, the bigger the heat pump. There are two main ...