Brown algae is a common problem in many fish tanks, especially those that have been recently set up. It’s not dangerous to fish but can turn your beautiful aquarium into an ugly mess. This slimy layer ...

Algae are inevitable when you own a fish tank. With proper planning and preparation, you can ensure algae in a fish tank are kept under control, so this plant doesn’t become an issue for your fish. If ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - In this July 27, 2007, file photo Mary Russ, executive director of the White River Partnership, holds a rock covered with ...

Have you ever seen brown or green goo floating on a river or in the ocean? Or have you noticed how the walls of a fish tank sometimes turn green and slimy? These are all examples of algae—but there is ...

Didymosphenia geminata — didymo for short — also has another, much less scientific, nickname: rock snot. Researchers say it's native to North America, and may have been in Michigan longer than ...

A new species of microalgae was found in water from a home aquarium. While analyzing DNA samples taken from the algae, researchers from the University of Tokyo discovered a DNA sequence that didn't ...