![Mesozoic mural depicting different ocean species that have evolved through time. [Credit: Smithsonian Institution]](https://www.geologypage.com/wp-content/uploads/2023/08/Scientists-discover-36-million-year-geological-cycle-that-drives-biodiversity-GeologyPage-218x150.jpg "Scientists discover 36-million-year geological cycle that drives biodiversity")
Researchers are exploring a blue hole in the waters of the Paracel Islands in the South China Sea. Data obtained by an underwater robot showed the hole is about 984 feet deep, making it the deepest blue hole ever to be discovered. (July 28)
Raw: Scientists Explore Underwater Sinkhole
Researchers are exploring a blue hole in the waters of the Paracel Islands in the South China Sea. Data obtained by an underwater robot showed the hole is about 984 feet deep, making it the deepest blue hole ever to be discovered. (July 28)