Sonar, short for Sound Navigation and Ranging, is helpful for exploring and mapping the ocean because sound waves travel farther in the water than do radar and light waves.
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Who cares about seafloor mapping? We all do! Check out our interactive quiz with Cobalt, the nautical frog.
Lionfish are popular saltwater aquarium fish, Nowadays, they also live in western Atlantic waters off the East Coast of the U.S.
Visit NOAA's arcade portal for games and interactive activities focused on ocean and air themes. There's something for kids of all ages!
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When corals are stressed by changes in conditions such as temperature, light, or nutrients, they expel the symbiotic algae living in their tissues, causing them to turn completely white.
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