Skip to content
For WHOI personnel, vendors, and visitors: COVID-19 Guidelines

Know your Ocean: Did you know?

Did you know?

Dive in and find answers to your deepest ocean questions. Why is the ocean blue? What causes ocean waves? How do I become and oceanographer?  Get the facts and increase your ocean knowledge.

Colorful Corals

Why are corals so colorful?

One of the most striking things about coral is its bright coloring. But many are a dull…

Find out more

Does the ocean produce oxygen?

It’s easy to think of the world’s forests as the planet’s “lungs.” Trees pump out oxygen—the same…

Find out more
Blue Ocean

Why is the ocean blue?

One idea is that it reflects the sky. But if we sink below the surface, the blue…

Find out more
Surface waves forming in the Gulf of Mexico

What causes ocean waves?

A trip to the ocean means sun, wind, and waves. Surfers ride them. Children play in them….

Find out more
Cup

Why is pressure different in the ocean?

As anyone who has tried diving to the bottom of a deep pool knows, all that water…

Find out more

What’s the difference between climate and weather?

We often hear about the weather. We also hear about climate. The two terms are related. But…

Find out more

How is beach sand created?

Beaches can be white, black, green, red and even pink. What creates those different colors? Why is…

Find out more
Ocean Oxygen

How do I become an oceanographer?

Like all scientists, oceanographers are curious. Students who are curious about all things ocean might make great…

Find out more
variety of seashells

How are seashells made?

One of the most striking features of our beaches is seashells. Their whorls, curves, and shiny iridescent…

Find out more
bioluminescence

How does bioluminescence work?

Deep in the ocean there’s very little sunlight. But if you could swim down there, it would…

Find out more

Why do corals bleach?

Corals have a symbiotic relationship with algae. The algae gives corals their color and provides them with…

Find out more

Are corals plants, animals, or rocks?

Know your Ocean: Did you know? Are corals plants, animals, or rocks? The base of a coral…

Find out more
storm

How does the ocean affect storms?

Know your Ocean: Did you know? How does the ocean affect storms Warm summer temperatures often bring…

Find out more
Glacier

How do glaciers affect sea level rise?

Sea levels have risen and fallen throughout geologic history due to a myriad of natural processes, most…

Find out more
ocean salty

What makes the ocean salty?

Know your Ocean: Did you know? What makes the ocean salty? If you go swimming in a…

Find out more

How do corals form colonies?

Know your Ocean: Did you know? How do corals form colonies? If you stare at just one…

Find out more