The South Carolina Department of Environmental Services said a recreational water watch has been lifted on Lake Hartwell.

The state Department of Health is reminding Vermonters that it's the time of year to start checking Vermont’s waters for cyanobacteria blooms before you swim, play, or bring ...

Dogs can become ill after drinking contaminated water or licking algae from their fur after swimming. Symptoms usually appear ...

Officials have closed off swimming at beaches in at least six states due to high bacteria levels. Here's where those closures ...

At last check, the Massachusetts Department of Public Health reported 18 beach closures due to excessive bacteria.

A team of researchers is tapping into the ocean’s vast body of free-floating environmental DNA to catch blooms before they ...

A number of Minnesota cities have reported blue-green algae blooms this summer, causing the temporary closing of some beaches ...

The blooms have become an annual problem in the Great Lakes. DNA studies show what’s growing there and why it’s dangerous.

DULUTH — Researchers studying blue-green algae blooms in the Duluth-Superior Harbor have pinpointed the cyanobacteria species responsible for the bloom’s toxins in what the Minnesota Sea Grant ...

SOUTH LAKE TAHOE, Calif. – During the summer, algae in Lake Tahoe is a hot topic. While these tiny organisms are a natural part of Tahoe’s aquatic ecosystem, algae can become a harmful algal ...

By reviving dormant organisms like this 7,000-year-old algae, researchers can effectively rewind the ecological clock. Alongside the living algae, ...