Step (or swim) right up for a free scale cleaning! Cleaner wrasse provide a very valuable service for their underwater clients.
We've all seen the devastation caused by hurricanes, whether on the news or first-hand. However there is even more damage that most people never hear about.
What makes the Great Salt Lake in northern Utah salty? What makes freshwater lakes...well, fresh?
Imagine if the only way for you to eat were to trek 25 miles on foot to a restaurant and then trek all the way back home afterward.
Seamen have long reported miraculous sightings of luminous, glowing seawater.
No matter when you go to the beach, the waves are rolling in. The ocean doesn’t seem to take a break. What’s causing that? Learn more on this Moment of Science.
Anyone who loves the beach can tell you about the distinctive sound of the ocean hitting the sand: Woooosh. Learn more on this Moment of Science.
What happens when a volcano erupts underwater? Find out on this Moment of Science.
They might seem innocent and lovely in your aquarium, but released into the wild, your plants and fish can knock aquatic ecosystems right out of balance.
Are there dead zones in the ocean? Find out on this Moment of Science.