Opinions expressed by Forbes Contributors are their own. GrrlScientist writes about evolution, ecology, behavior and health. If you keep a freshwater aquarium or freshwater shrimps, then you may ...

Marimo, more commonly known as moss balls, make a fun addition to your indoor garden and are a popular feature in aquariums. These aquatic plants are also relatively easy to care ...

KUSHIRO, Hokkaido—“Marimo” moss balls, the fuzzy green spheres that ... are formed when filamentous algae become entangled and grow into spheres by rolling with the wind and waves.