Scientists have found a perfect bacteria filter right in the gardens and parks around MIT, contained in every tree and plant. Called xylem, this vegetal tissue uses tiny capillaries to filter ...

Air filters have been known to capture viruses and a lot of other nasty microscopic things so take special care when changing one out in the cab. That advice comes from leading air filtration expert ...

Researchers at the University of Birmingham working in partnership with firms NitroPep Ltd and Pullman AC have developed new antimicrobial technology for air filters which can in seconds kill bacteria ...

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.

A new process uses bacteria to filter wastewater while creating electricity. Whether wastewater is full of "waste" is a matter of perspective. "Why is it waste?" asked Zhen (Jason) He, professor in ...

The interiors of nonflowering trees such as pine and ginkgo contain sapwood lined with straw-like conduits known as xylem, which draw water up through a tree's trunk and branches. Xylem conduits are ...

Even if your tap water is treated, there’s a good chance it contains some contaminants and impurities that you’d rather not ingest. “Depending on where you live and your water source, water can ...

Air filters have been known to capture viruses and a lot of other nasty microscopic things, so take special care when changing one out in the cab. That advice comes from leading air filtration expert ...