Energy-efficient windows can improve comfort and reduce heat loss. Learn how they work, what features matter and when ...

Energy efficiency in physics is not measured the way most people think about it. Instead of asking how much heat a process produces per unit of fuel, physicists often compare how much of a substance’s ...

Energy efficiency is a transformative, low-cost solution that can fast-track access to affordable and secure energy and boost economic growth. Amid soaring power demand, driven in part by air ...

Renewable energy and efficiency upgrades are saving Kentucky schools millions of dollars amid rising utility rates and ...

Homeowners can have both energy efficient heating/cooling and savings with the help of an energy analyst. To resolve high energy utilization, homeowners should look into home energy-retrofit projects ...

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 ...

AC induction motors are widely used in industrial applications due to their reliability and low maintenance needs. Comprised of a stator and rotor, these motors convert electrical energy into ...

We did the math: Here's how much a new fridge model can save you over one that's a decade old. John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major ...

You can update your existing windows to make them more energy efficient or replace them with Energy Star certified options. Some or all of the mortgage lenders featured on our site are advertising ...

Marco Fellous-Asiani does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...