Find the best solar-powered water pumps for irrigating farms, gardens, and more, with our extensive and in-depth reviews of ...

U sing nothing but sunlight and photocatalysts, a 100 square meter (1,076 square foot) reactor produced carbon-free hydrogen for three years, demonstrating the potential of the concept.

Normally, titanium dioxide can clean water and air by using sunlight to trigger chemical reactions, a process called ...

US researchers have developed solar-powered nanotech mats that can float on water and break down dangerous pollutants using sunlight.