If you're in the market to replace your air-conditioning system, don't sweat it. Consumer Reports tested central-air systems to see which hold up best and has recommendations on how to keep them in ...

The modern air conditioning system cools an indoor space by using the refrigeration cycle. This refrigeration cycle works by controlling the level of energy in the system’s refrigerant: Some parts of ...

Replacing or buying a new central air conditioning system can be a huge expense, so you’ll want to get it right. To peg down systems that are likely to last, we measure and track the reliability of ...