"Slime from an ice machine ... is actually a bryozoan — a colony of algae-eating organisms that form the gelatinous blobs like the one pictured above. There are about 4,000 varieties ...

If there's anything to be learned from examining the gray ooze, it's to beware of wet-looking objects. The gelatinous cube is undoubtedly the most famous of all oozes. Silently roaming deep ...