Learn how to clean a fish tank filter sponge safely, compare tank water with tap water, know when to squeeze or replace foam, ...

Researchers at TU Bergakademie Freiberg developed an innovative material from a cultured marine sponge. When the fibers of the sponge react with a copper-containing ammonia solution, such as that ...

Inspired by nature Researchers from Harbin Institute of Technology designed a vortex-anchored filter based on the structure of the deep-sea glass sponge known as Venus’ flower basket. (Courtesy: NOAA ...

The chicken liver sponge has sailed through a test of its ability to filter pollutants in a harbour in Spain’s Costa Brava ...

To create the filter, the team converted rice husks by heating the waste in a low-oxygen environment, thus converting it into ...