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

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? While size and style are important when shopping for a new refrigerator, energy ...

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 ...

Matt Johnson, left, an HVAC technician, and Ben Sevigny, a thermal installer, both with ReVision Energy, a New England company specializing in solar energy and electric heat pump installations, work ...

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 ...

SMEs face unprecedented challenges with rising energy costs and reliability issues, pushing energy efficiency from an option to a necessity. Energy efficiency transcends cost savings, fostering ...

When you're trying to lower your utility bills, you might be tempted to reach for the thermostat. That's a good instinct. Setting your thermostat strategically can help reduce your heating or cooling ...

Two-thirds of the world’s energy is wasted. Energy efficiency opens up immense opportunities for growth, energy security, and the environment. Energy efficiency is a key element of the World Bank ...

Avista is seeking a 7.7% rate increase to help recover energy efficiency program costs from 2025 and fund the increasingly popular programs in 2026.

Grist reports on how cities aim to improve energy efficiency for renters, amidst challenges like "split incentives" that hinder landlord investments.