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 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 …

Oct 10, 2025 · 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 …

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

How does solar power work? This article lays out the basic science of how solar panels work and how it relates to powering your home and saving money.

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.

CNET's list of the top solar companies covers national and notable installers of (mostly) rooftop solar panels. Some of our picks provide commercial installation services, but every company …

Sep 27, 2025 · Electric grids are increasingly under strain, and demand for energy is soaring. But not everyone sees the virtue in dotting homes across the country with solar panels.

Aug 27, 2025 · Solar energy is a powerful source of energy that can be used to heat, cool, and power our homes and businesses. More energy from the sun falls on the Earth in one hour …

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 …