Scientists have solved a long-running mystery surrounding marimo, the fuzzy balls of green algae that Japan considers a national treasure. Though marimo are known for nestling adorably at the bottom ...

Rising lake water temperatures threaten the survival of marimo, unique algal balls found only in cold lakes. Kobe University researchers clarified that the warmer it gets, the more the inward ...

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.

KUSHIRO, Hokkaido—“Marimo” moss balls, the fuzzy green spheres that have brought fame to Lake Akanko here, are shrinking because of global warming, a research group found. The maximum surface ...

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 ...

The words beloved and algae don’t often show up in the same sentence.* But Aegagropila linnaei is different. Velvety balls of the green algae are revered as national treasures, celebrated in religious ...

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 at the University of Tokyo. Marimo are living fluffy balls of green algae.