Appearances can be deceiving in the animal kingdom. Some of the most charming creatures harbor hidden dangers beneath their ...

Marine animals can be fascinating and quite beautiful. However, you should not approach some of them. Certain fish and ...

Only a scattering of light penetrates the deep water, more than 300 feet beneath the ocean surface off the coast of Guam.

When animals nod off, they're most vulnerable to sneaky predators. But despite the risks, the need for sleep is so strong ...

Unlike tourist-packed destinations, there are places so perilous that only a few dare to visit. The dangers come from violent ...

Long before whales and sharks, enormous marine reptiles dominated the oceans with unmatched power. Scientists have ...

For deep reef divers, descending into the ocean’s mesophotic layer can feel like exploring the moon. Discovering never-before ...

Earth’s oceans are perhaps the most beautiful and awe-inspiring natural areas on the planet, but they also hold some of the most dangerous environments. The wild seas are home to a host of hazards, ...

In the ocean, everything relies on tiny plankton.These provide nutrients for animals at the bottom of the food web which are eaten by larger species, and so on. At the top of the food chain, large ...

Experts say the Great Lakes can be more dangerous than the open ocean due to their volatile nature. Waves on the Great Lakes are steeper and closer together, causing choppy conditions and a rougher ...