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

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.

In fact, there are water molecules inside your body that are older than our solar system. They are everywhere, or are they? How about on the surface of the Sun? Could water actually exist on the ...