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 …

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 …

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.

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

California has many different solar incentives to reduce the cost of going solar and even help save money when you add a solar backup battery to your home. As of February 2026: California …

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 …

Jan 18, 2026 · Final thoughts on the solar tax credit changes This policy change represents a significant shift in the federal approach to solar incentives for homeowners. But solar energy …

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.

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 …