In a groundbreaking 2023 study published in Remote Sensing of Environment, researchers led by Chuanmin Hu, an optical oceanographer at the University of South Florida, identified an unexpected ...

“No, this isn’t a witches’ brew! These swirls are blue-green algae, or cyanobacteria.” The photo was captured Oct. 8 by the Landsat 9 satellite, the agency said. “The lake experiences ...

There are two versions of Bloody Kisses (clear red with black swirl and clear with green swirl), plus October Rust (copper pearlescent swirl), Slow, Deep, and Hard (clear with black swirl ...