5 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 …

Jan 24, 2026 · Solar energy is radiation from the Sun that is capable of producing heat, causing chemical reactions, or generating electricity. The total amount of solar energy incident on Earth is …

Solar power, also known as solar electricity, is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power.

Dec 8, 2025 · The Solar Energy Industries Association (SEIA) is leading the transformation to a clean energy economy. Learn more at seia.org

Aug 19, 2025 · Learn how residential solar power works, why costs are falling worldwide, and how to calculate your payback period with clear examples and real data.

1 day ago · Solar Energy Information. Read the latest news and techniques for efficient solar photovoltaic power, new solar energy systems and more.

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.

Aug 6, 2024 · What is solar energy? Solar energy comes from the limitless power source that is the sun. It is a clean, inexpensive, renewable resource that can be harnessed virtually everywhere. Any point …

3 days ago · Year-end wrap-up Following 35% growth, solar has passed hydro on US grid Coal makes a bit of a comeback, if only by accident.

People have used the sun's rays (solar radiation) for thousands of years for warmth and to dry meat, fruit, and grains. Over time, people developed technologies to collect solar energy for heat and to …