Water has always responded well to sunlight, evaporating faster under the sun than when heated by other energy sources. For years, scientists knew this happened but didn’t fully understand why. Now, a ...

Researchers at Sun Yat-sen University, China, have developed a new water purification film. This “self-floating photocatalytic film” uses low levels of sunlight to purify highly contaminated water and ...

Described in the journal npj Clean Water, the system combines several proven disinfection methods into one compact device.

When burned or used in fuel cells, hydrogen produces nothing but water, making it an ideal candidate for reducing global carbon emissions. Yet, most of the hydrogen produced today comes from fossil ...

The proposed brackish water desalination system uses photovoltaic electrodialysis to enable direct-drive desalination at high production rates. It already operated for 6 months on real brackish ...