Scientists used a 3D-printing approach to pattern hydrophobic barriers inside hydrophilic filter paper. These barriers, designed in different geometries, guide liquids along precise paths and shape ...

You keep a stack of coffee filters in the cupboard for brewing, but they quietly double as quick, low-cost helpers around the ...

We may receive a commission on purchases made from links. Filter coffee is the best. Truth be told, I prefer it to espresso or any other unfiltered styles like French press or Turkish brews. Sure, an ...

We've all been there. Waking up in our pre-coffee haze only to find, much to our chagrin, that we don't have any coffee filters left. After kicking ourselves for not remembering to buy some while we ...