Marimo are one of nature’s most alien spectacles. They are impossible-looking spheres made of algae, smoothed and toppled by currents in lakes, piling up on the floor like green puff balls. Marimo’s ...

In the winter months, at the bottom of Lake Akan in Hokkaido, Japan, harmless underwater algae balls that can grow to be bigger than basketballs are protected from death by an ice shield on top of the ...

Marimo moss balls now are rolling into stylish vases and even into tiny orbs and bottles as jewelry. Consider marimo the moss in your underwater terrarium. Or the floating plant in your aquarium.

Climate change could overexpose rare underwater 'marimo' algae balls to sunlight, killing them off according to a new study. Marimo are living fluffy balls of green algae. The world's largest marimo ...

This trendy plant is back on the market! Fact checked by Isaac Winter Marimo, more commonly known as moss balls, make a fun ...

Scientists from the University of Bristol have uncovered the age-old mystery of why marimo algae balls sink at night and float during the day. The balls are a rare form of algae found naturally in ...

Industrialization developments decimated the population of “marimo” algae balls, a government-designated “special natural monument,” in Lake Akanko in Hokkaido by about 75 years ago, a research team ...

Invasive zebra mussels have been found inside a type of algae ball that is a popular aquarium addition, and wildlife agencies are urging owners to kill the balls and disinfect their aquarium. A zebra ...

Inconspicuous "little brown balls" in the ocean have helped settle a long-standing debate about the origin of malaria and the algae responsible for toxic red tides, according to a new study.

LOS ANGELES – Los Angeles has completed a program of covering open-air reservoirs with floating “shade balls” to protect water quality. City officials this week dumped the last 20,000 of 96 million ...

Climate change could overexpose rare underwater "marimo" algae balls to sunlight, killing them off, according to a new study at the University of Tokyo. Marimo are living fluffy balls of green algae.

Climate change could overexpose rare underwater "marimo" algae balls to sunlight, killing them off according to a new study at the University of Tokyo. Marimo are living fluffy balls of green algae.