Today's Image of the Day from NASA Earth Observatory features a stunning transformation across the western Barents Sea on August 5, 2025.  Tiny, plant-like organisms known as phytoplankton surged near the ocean’s surface, forming a colorful bloom visible from space.  Captured by NASA’s Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua satellite, the bloom swirled around Bear Island, part of Norway’s Svalbard archipelago.  Bear Island lies roughly halfway between Spitsbergen, the archipelago’s largest island, and mainland Norway. Phytoplankton’s seasonal rhythm Phytoplankton, though microscopic,...