Solar thermal (heat) energy A solar oven (a box for collecting and absorbing sunlight) is an example of a simple solar energy collection device. In the 1830s, British astronomer John Herschel used a solar …

4 days ago · There are two main types of solar energy technologies—photovoltaics (PV) and concentrating solar-thermal power (CSP). On this page you’ll find resources to learn what solar energy …

Dec 29, 2025 · Solar energy is commonly used for solar water heaters and house heating. The heat from solar ponds enables the production of chemicals, food, textiles, warm greenhouses, swimming pools, …

Solar technologies are categorized as either passive or active depending on the way they capture, convert and distribute sunlight and enable solar energy to be harnessed at different levels around the …

Oct 14, 2025 · Home solar panels are rapidly becoming mainstream. We'll help you decide if a home solar panel system is right for you.

Tesla solar makes it easy to produce clean, renewable energy for your home and to take control of your energy use. Learn more about solar.

We provide residential solar, battery storage, and custom solutions for homes, built to last with quality and backed by decades of solar expertise.

Uses local climate data, your roof measurements, current local electric rates and current solar system cost to generate an accurate solar cost and savings estimate, customized for your home.

Solar panels work through the photovoltaic (PV) effect. When sunlight hits the panels, it creates an electric current that is first used to power electrical systems in your home.

NREL's PVWatts ® Calculator Estimates the energy production of grid-connected photovoltaic (PV) energy systems throughout the world. It allows homeowners, small building owners, installers and …