There are many things to consider before you get a pet saltwater fish. Fish tank. Also called marine aquariums, saltwater fish tanks take more care than freshwater tanks because they are considered an ...

If you're in the throes of setting up a home aquarium, you may be curious about the types of freshwater fish you can keep as a pet. Often the first fish that springs to mind is a goldfish, but there ...

Contrary to popular belief, fish are surprisingly intelligent. Discover the fascinating studies showing fish can remember ...

Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even learn to recognize faces. This article dives into pet fish that actually know ...

Groups of fish give a schooling to solitary travelers--they expend 79 percent less energy. By Laura Baisas Published Jun 6, 2024 2:00 PM EDT Deposit Photos Get the Popular Science daily newsletter💡 ...

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. The new findings by Johns Hopkins University engineers working with a high-tech ...