If refrigerant, the key substance inside a heat pump leaks into the atmosphere, it can warm the planet thousands of times more than CO2. The Possibly team does the math to see if that risk outweighs ...

If you want to heat or cool your home, a heat pump seems like the logical solution. Here's everything you need to know to decide whether getting one makes sense for your home.

Uncertainties lie ahead as Maine approaches big deadlines for heat pump installation and bolstering its clean energy workforce.

Get a firsthand look at how a Pennsylvania home transformed its energy costs by making the switch to a heat pump.

What are heat pumps and how much does it cost to install a heat pump? Heat pumps work by transferring and intensifying heat from the outside air, ground or water into a building. They are a greener ...

Ground source heat pumps draw heat from underground to heat your home. Which? experts explain how they work, the pros and cons and how they compare with air source heat pumps.

Eight manufacturers are putting what they learned during the Residential Cold Climate Heat Pump Technology Challenge into new heat pumps, and two companies already have new models on the market.

It's a myth that the buildings in some countries are more suited to heat pumps than others.

A 100-year-old estate in London has become the oldest block of social housing in the UK to be fitted with a heat pump network. The pre-first World War Sutton Dwellings estate in Chelsea is solid ...

This diagram shows how our intervention works. In the evenings, there tends to be a point at which the carbon intensity of the electricity grid is at its highest. Heat pumps can be operated at a ...