It's not entirely off base to say that sponges have always been around, as sea sponges have been used as a bath tool since ...

Brightly coloured, synthetic bath buffs and kitchen scrubbers are a familiar sight, but growing your own natural sponges will provide you with a supply of more planet-friendly alternatives. The origin ...

You can pick up a synthetic sponge for just a few dollars. But a natural sea sponge, hand-harvested from the Mediterranean seafloor, could set you back $30. Harvesting these sponges is dangerous ...