Whether you want a simple add-on filter or a full filtered showerhead swap, these picks help fight hard water, brassiness, ...

01/28/21 Update: This article describes the benefits of filtration in homemade masks, which are similar to the protection afforded by the surging practice of double-masking. You can read more here.

What happens when an air filter for 3D printers gets designed by engineers with a passion for function, a refusal to compromise, and a desire to do without bad smells or fumes? You get the Nevermore, ...

A closeup electron microscopy image of activated carbon, like those found in water filters. Credit: Dr. Mark Gale Activated carbon filters have become common household items as water filters in ...

Although we've seen some interesting alternatives being developed, for now the most commonly-used water filtration media are silicon gels and activated carbon. These materials can only be used once, ...

Bacteria present a sticky and costly problem for wastewater treatment plants. When the microbes accumulate on filters, they secrete a polymeric slime that gums up water filtration. To help prevent ...

Researchers found they could filter carbon dioxide from air and gas mixtures at promising rates using a proposed new textile-based filter that combines cotton fabric and an enzyme called carbonic ...