Why do some lakes remain plagued by harmful algal blooms even after phosphorus pollution has been reduced? Part of the answer ...

For example, in 1928 Alexander Fleming found that mold accidentally growing on a Petri dish stopped bacteria from spreading. When purified, that mold makes the medicine penicillin, which we use today ...

A single red algae nodule recorded 133 days of Red Sea temperatures, within 1.1°F (0.63°C) of loggers. The method came from a ...

The invasive lionfish, first introduced in the 1980s, has quickly proliferated across the Western Atlantic, extending its ...

A Costly Green Surprise Imagine this: just days after a hefty $15 million renovation, a large pond turns green. Despite this major investment, authorities quickly jump into action with a high-priced ...

When I was a kid, I owned two goldfish that eventually outgrew the size of their tank. At the time, I didn’t realize just how much actually goes into having fish and keeping them healthy. I’ve learned ...

It inspired one of her most recent projects, an algae-powered battery that provides a greener alternative to conventional alkaline batteries. The battery seems like straight out of a sci-fi movie: A ...

Our destination was what you might call a coral garden — a patch of coral, about two miles from shore, that scientists had ...

On the surface, goldfish often seem like the most harmless houseguests imaginable. Yet, new research from a collaboration ...

One pet's trash is a plant's treasure. After cleaning this pet enclosure, you can reuse the waste to give plants hydration, nitrogen, and other nutrients.

Coral reef fish do not arrive at their nursery habitats fully developed. A surgeonfish drifts at sea for about 53 days as a ...

Betta fish might be small, but they still require a sizable amount of care. If you’re going to keep this type of fish, you ...