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 ...

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

One of the biggest reasons to buy a new refrigerator is better energy efficiency compared with an older model. But how much of a difference does energy efficiency make in the long-term costs of a ...

The energy bill that passed the Senate on June 21 represents an important step toward a new energy direction for this country. The bill includes provisions that will go a long way toward making ...

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 ...

Energy efficiency minimizes the amount of energy you use, lowers your utility bills and increases your home's comfort level. Ahead of the summer season, there are several steps you can take to improve ...

How can energy-efficient light bulbs, bricks, and buildings cut costs and improve energy security? In this episode of The Development Podcast, we discover that energy efficiency doesn’t just save ...

It can be confusing figuring out the difference between energy efficiency and renewable energy. In some instances, like solar energy, they appear to be on the surface the same. They are not. Energy ...

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 ...