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Doubling the efficiency of solar devices would completely change the economics of renewable energy. Here is a design that just might make it possible.
With catalysts created by an MIT chemist, sunlight can turn water into hydrogen. If the process can scale up, it could make solar power a dominant source of energy.
An inexpensive, polymer-based device breaks a record, reaching 10.6 percent efficiency.
SolarCity’s new battery system might help solar become a significant source of electricity.
Solar manufacturers are eager to implement several new technologies that could make solar power cheaper, and the panels easier to make.
Saudi Arabia’s newest purification plant will use state-of-the-art solar technology.
Millions of the world’s poorest lack power. Microgrids could be a clean-energy solution.
A technology intended for Mars missions may find use on solar installations in the deserts on Earth.
A new way to concentrate sunlight could make solar power competitive with fossil fuels.