Since 2011, a monstrous structure has taken shape in the Atlantic Ocean almost every year, sprawling from the West African coast to the Gulf of Mexico. It’s the Great Atlantic Sargassum Belt—a ...

For the last 15 years, a massive belt of algae has been growing, from space it looks like a giant brown ‘ribbon’ connecting the West Coast of Africa to the Gulf of Mexico. Once confined only to the ...

Hurricane Erin, the first hurricane of the 2025 Atlantic season, has formed and is predicted to strengthen to a major hurricane (Category 3 or higher). Invest 98L, a separate system in the Gulf of ...