It was one of the largest, longest and most lethal harmful algae blooms in Southern California’s recorded history, claiming the lives of hundreds of dolphins and sea lions between Baja California and ...

The new type of algae forms into mats and has been found along the Columbia River. Experts said can be just as toxic ...

Warming oceans are wiping out kelp forests. New research shows turf algae release chemicals that stop kelp from growing back.

The Town of Hampstead on Wednesday issued an advisory to residents and visitors that Sunset Lake tested positive for cyanobacteria and will be closed to swimming and wading.

Across Africa, many rural communities face a growing sanitation crisis. Wastewater treatment systems, where they exist, are ...

Public health officials are warning the public about a new type of toxic algae in the Columbia River that can be deadly to ...

A 55-year-old Chinese man was accidentally swept more than 28,000 feet over Northwest China while testing a paraglider ...