A solar-powered electrokinetic filter removes nanoplastics and bacteria using electric fields instead of pressure, offering efficient, low-energy water purification with simple, scalable materials.

Slices of wood can act as water filters that remove bacteria and microplastics with more than 99 per cent efficiency, potentially offering a cheap way to protect people from water-borne illnesses.

What if you could quickly make gallons of clean water wherever you are? The LifeStraw Escape gives you that option. Reminiscent of a sidelines water cooler, this high-capacity water filter virtually ...