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 ...

Your browser does not support the video element. Sea sponges, among the oldest creatures in existence, let out what looks like a deep sea "sneeze" to filter out waste ...

During the dives, researchers noticed some unfamiliar-looking zoantharians living on a sea sponge, the study said. Intrigued, they collected a sample and, taking a closer look, realized they’d ...

Take a sea sponge called Theonella conica. This unassuming animal can be found in the Red Sea and Indian Ocean, doing what ...