Lake Mead officials are warning visitors in the Government Wash area about dangerous conditions because of poisons produced by blue-green algae.

The government knew a harmful toxin had been found in its algal bloom, but took months to update its health advice.

For about a year, an algal bloom in South Australian waters has had devastating effects on marine life. At my local beach, ...

The National Park Service has issued a warning advisory after harmful algal blooms were found in Lake Powell.

Toxic algae blooms in the Caloosahatchee River are a recurring problem, with the latest 'all-clear' in Alva possibly short-lived; monitoring continues ...

Scientists have discovered a newly identified marine fungus that can infect and kill toxic algae responsible for harmful ...

A new development from the University of South Florida may help control toxic algal blooms. It's one of a number of methods in a slow pipeline.

The City of Boulder is asking residents to keep themselves and their pets out of the water at the Boulder Reservoir due to a possible harmful algae bloom. Although the swim beach is closed for the ...

The coastline of South Australia has been affected for nearly a year by an unprecedented harmful algal bloom which has led to ...

A government's sustained denials that a harmful algal bloom was toxic have been proven wrong and there must be an inquiry, ...

A beach in Melbourne, Australia has been bathed in an “ethereal glow” at nighttime this week thanks to bioluminescent algae adding a shimmering, electric blue hue to the water and sand. Richard Pensak ...