Welcome to our series answering reader questions and concerns about how to cut the utility company cord. I currently use wood to heat my off-grid home but would like to figure out my options for using ...

Think of solar greenhouse heaters as a way to supplement existing heating systems. They're out there, but some assembly may be required.

Switch to plug-in solar? My advice after testing the DIY energy tech at home ...

Netherlands-based Triple Solar has unveiled a residential PVT heat pump system that uses waste heat from PV modules as the heat source. Triple Solar’s Heat Pump 5.0 does not require an outdoor unit.

Scientists in India have built a solar-powered thermic solar geyser prototype based on a nichrome wire heating rod and a flexible pipe heat exchanger with aluminum fins. The system is designed to ...

Are Octopus solar panels really worth it? This is what homeowners should know - Octopus Energy is one of the UK’s best-known ...

Electricity remains expensive, the zero per cent VAT window is closing and more households are installing solar panels – but ...

If you've ever looked at your energy bills and thought, "Why am I paying all this money when there's literally free energy beaming down from the sky?", well, you've got a point. While solar panels ...

Solar panel efficiency affects how much electricity your system can generate from the roof space available – here’s what that means and why it matters ...

Rising energy prices have changed what people look for in a home ...