Do spiders float or sink? Can they breathe underwater? Do spiders drown? Can they hold their breath? Are spiders waterproof?

This octopus breaks the rules and leaves its tidal pool, crossing the rocky coastline before diving into another tidal pool ...

A strange sea creature discovered in Japan, resembling a skeletal panda, turns out to be a new species of Clavelina tunicate.

Kayleigh Nicole Grant, a pro ocean diver, detailed a very close encounter with orca whales, deeming it "some of the best 30 ...

An expedition in the Red Sea found several brine pools that appear to be fed by underwater volcanoes, which may be home to microbes and animals with unique adaptations ...

Jono Allen tells PEOPLE exclusively about his mesmerizing career as an underwater photographer, and how one ocean dive with ...

Jono Allen tells PEOPLE exclusively about his mesmerizing career as an underwater photographer, and how one ocean dive with ...

Mudskippers may be fish, but they spend 90% of their time out of the water, walking through mud and climbing trees.

Dive Bar’s location in downtown Sacramento makes it an ideal addition to a day of exploring California’s capital city. The State Capitol building and its museum are just a short walk away, as are the ...

Marine scientists have long marveled at how animals like fish and seals swim so efficiently despite having different shapes. Their bodies are optimized for efficient aquatic navigation (or ...

How to Survive shares critical actions to take if you find yourself trapped underwater alone, emphasizing mental focus and physical techniques to increase your chances of escape. They guide you ...

The boundary between aquatic and terrestrial life isn’t as clear-cut as we might imagine. While most aquatic animals extract oxygen from water through gills, a fascinating variety of creatures have ...