Karenia brevis is a naturally occurring, single-celled organism belonging to a group of algae called dinoflagellates. Large concentrations can discolor water from red to brown, causing blooms to ...

Among the smallest bioluminescent organisms, dinoflagellates create some of nature’s most spectacular displays. These single-celled marine plankton are responsible for the magical blue glow sometimes ...

Thailand Beach. Image by Alexander Huang via Unsplash. The enchanting glow observed at certain beaches is primarily caused by microscopic marine organisms called dinoflagellates, particularly species ...