Energy Star labels mean devices use less energy and excel at cutting bills. Here's what to watch when shopping for home tech ...

Before we get into the best furnace brands, it’s important to understand Energy Star ratings. “They’re the definitive source for furnace efficiency, expressed by its annual fuel-utilization ...

Cherish the top energy star-rated air conditioners of 2025 for efficient cooling. Uncover the best picks from Voltas, Haier, ...