This article originally published at Iconic Texas swimming hole inches toward 4-year closure anniversary.

Deep-sea researchers captured rare footage of a fascinating creature living approximately 62 miles off California's coast.

Uncover the secrets of underwater audio! We dive deep to find the best way to listen to music underwater. From custom professional underwater speakers made by local expert Renzo at Synchrosound, to ...

When we dream of landscapes, we might imagine rolling valleys or rugged mountains. But there is a whole landscape hidden from human view: the secret world of the seafloor.

Archaeologists have found a prehistoric human skeleton deep inside a flooded cave system on Mexico’s Caribbean coast ...

The allure of an aquatic lifestyle, reminiscent of our finned friends, is undeniably enchanting. However, the reality of our biology complicates this vision; our lungs crave the oxygen-rich air that ...

I've been to the Mariana Trench. The choice is clear: Protect one of earth's last frontiers or destroy it before we even understand what we're losing.

Morgan O’Hanlon: As you’re driving through West Texas and through Balmorhea, this kind of big open desert, you get to the Phantom Springs Cave and it’s this tiny little narrow crevice.

Jessica Irving has received funding from the National Science Foundation to work with MERMAID. She is a member of the Earthscope Oceans Science Committee and was involved in the research study ...

An 8,000-year-old skeleton discovered deep within a flooded cave system on Mexico's Caribbean coast is shedding new light on the prehistoric inhabitants of the Yucatán Peninsula. The remains, found by ...

In this handout photo provided by the National Institute of Anthropology and History, underwater archaeologist Octavio del ...

Researchers from the University of Delaware’s College of Earth, Ocean and Environment helped lead the charge of underwater ...