Explore the vibrant underwater world with stunning footage of coral reefs, sea turtles, and schools of colorful fish. Dive ...

FILE PHOTO: Fish swim above a coral reef in the Red Sea near the city ... so how do they breathe underwater? Oxygen helps release the energy that drives our bodies from sugary chemical glucose ...

Home to silky sharks, myriad fish, and the critically endangered elkhorn coral, the reef teems with ... Marine worms attracted to an underwater light form a living veil. A squadron of Caribbean ...

Teeming with life, a healthy coral reef is one of the noisiest places in the ocean. Recorded using underwater microphones ... of bubbles that’s so powerful it can stun or kill small fish, which the ...