Golden algae toxin blooms are responsible for fish deaths in Arizona lakes, with no reported human health impacts.

Torretto was one of a half-dozen advocates who fought to keep the canyon from being bulldozed for residential development.

Yellowstone is famous for its volcanic landscapes, erupting geysers and colorful hot springs. The park is also unique because of the many waterfalls along its rivers and creeks.

Fish are dying and can be seen floating on the surface of some Arizona lakes, and golden algae is to blame. This is something that typically happens during Arizona's hottest months, but we're seeing ...