Minimum Energy Performance Standards (MEPS) are regulations that set minimum energy efficiency requirements for appliances and equipment. By establishing a baseline for energy performance, MEPS encourage efficient technologies, reduce energy consumption and costs, and help lower environmental impacts.

Need backup power for your home? We compare the 5 best home generators, from portable and dual-fuel models to powerful options for whole-home backup. See which generator offers the best combination of power, runtime, fuel efficiency, noise, and value.

Discover the best batteries for solar inverters. Compare LiFePO4, lithium-ion, AGM, and lead-acid options for reliable solar energy storage.

Find the best 2000W pure sine wave inverter for RVs, off-grid power, solar systems, and home backup. Compare top models, key features, battery requirements, power capacity, and what a 2000W inverter can run.

Learn what makes a space heater energy efficient, how wattage, thermostats, and runtime affect electricity use, and discover a few efficient space heaters worth considering.

See how Apple is making its products and operations greener, from recycled materials to lower emissions, and what its sustainability goals mean for a greener future.

Prefab tiny homes on Amazon are gaining popularity thanks to affordability, fast delivery, and modern designs. Options range from foldable units and DIY kits to modular cabins, suitable for full-time living, guest spaces, or rentals. While permits and utilities need planning, these homes offer a flexible, accessible way to live smarter and simpler.

Are MPPT charge controllers worth it? Learn how MPPT technology compares with PWM, when it can improve solar performance, and when the extra cost may not be justified.