It was a shocking sight. The area, which was previously purple and beautiful, is now covered with a thick layer of brown, fluffy algae." ...

The FDA says it will allow three new color additives made from natural sources to be used in the nation's food supply.

Bad news, beachgoers: The seaweed monster is back and it’s expected to be bigger than ever.

Red algae use structural color not just for looks but for protection. Reflective structures signal potential toxicity, ...

The State of the World’s Seaweeds report shows that these organisms are a vital part of our planet, forming habitats that are ...

The amount of sargassum seaweed moving through the Atlantic and Caribbean reached record levels in April, according to researchers at the University of South Florida.