Plummeting down for more than 200 metres, Dean’s Blue Hole in the Bahamas is one of the world’s deepest blue holes ...
Beneath the surface of the South China Sea, researchers have identified a vast sinkhole in the seafloor that functions as a kind of natural vault for microscopic life. Inside this giant depression, ...
Deep in the South China Sea, scientists from Chinese marine research institutes, including the First Institute of Oceanography, have been exploring a vast underwater sinkhole known as the “Dragon Hole ...