As Arctic sea ice melts, new life may emerge from the thaw. Researchers have discovered that bacteria beneath and along the melting ice are converting nitrogen gas into a form that fuels algae. The ...

A harmful algae bloom stretched across nearly the entire surface of Green Lake last month, the first time such an event has ...

While it may seem like a good place to stop and go for a dip, this lake in Utah is extremely dirty. It's highly advised not to go swimming here.

Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual ...

More beaches have been added to the not recommended for swimming list, according to the latest Iowa Department of Natural Resources beach monitoring report released July 25. Thirteen beaches monitored ...

Widespread blooms of toxic blue-green algae are coating parts of the Charles River right before the Head of the Charles ...

Harmful algae blooms may not have been a major problem at Lake Anna this summer, but an invasive aquatic weed known as ...

BURLINGTON, Vt. (WCAX) - Blue-green algae blooms have hit popular beaches in Vermont and New York, causing the first closures of the summer. Officials from Burlington Parks and Rec say Oakledge and ...

The Salt Lake County Health Department has issued a warning about harmful algae found in the Jordan River in the south end of the county. As of Thursday afternoon, a news release from the department ...

Scientists have found an algal toxin is causing similar signs to Alzheimer's disease in Indian River Lagoon dolphins' brains ...