One scuba diver died and two others were rescued after they ventured into one of Florida’s famously flooded caverns, according to searchers in the Panhandle.

In the epic poem Beowulf, "dim serpent shapes" in the depths guard the lake of Grendel and his mother ... a multidisciplinary cave-diving and scientific team spent two months studying them ...

With over 8,000 cubic meters of water, it contains more 3.5 Olympic swimming pools of water volume, all geothermally heated.

which allows us to measure the entire cave and the entire area of the lake. We will also cooperate with hydrologists who will measure the underwater portion of that lake using sonar.” ...

In Texas, water levels dipped so low at Canyon Lake that a previously hidden underwater cave and ruins of communities from ...

Our goal was to map one of the world’s unique ecosystems: underwater caves, aka “blue holes.” Their biogeochemistry creates hot spots for extremophile life-forms. They also contain fossils ...

A group of divers have connected two underwater caverns in eastern Mexico to reveal what is believed to be the biggest flooded cave on the planet, a discovery that could help shed new light on the ...

To understand the significance of life in underwater sinkholes, let's explore the sinkholes themselves. How were they formed? Lake Huron ... forming underground caves and cracks called karst ...

Thai cave rescue hero Richard Harris explores new underwater depths in documentary 'Deeper,' which world-premieres at SXSW ...

Two Chinese scientific researchers were successfully rescued recently from underwater karst caves in South China's Guangxi Zhuang Autonomous Region after being missing for 69 hours. According to ...