Personal Perspectives

Listening for Clues About Sonar’s Effects on Marine Mammals

Many animals depend on their eyes to navigate, find food, locate mates, and for...

Article

Flippers or Feet? An Extinct Mammal May Have Been Replaced By Today's Sea Cows

In the seagrass beds and kelp forests of the Oligocene-Miocene transition, nearly...

Article

Seeing with Sound: Acoustic monitoring of beaked whales

When compared to dolphins and large baleen whales, beaked whales lose a bit of the...

Article

The Whale Graveyard Whodunit

One of the ocean's tiniest organisms often does the most harm. Microscopic algae...

Article

What the Megalodon Left Behind

The largest shark ever to exist on this planet, Carcharocles megalodon, could grow...

Lesson Plan

Tale of a Whale

Students exercise their observation skills to do some of the actual work of marine...

Article

Native Knowledge of the Narwhal

The narwhal is an elusive mammal. During the winter months they feed in the deep...

Article

Still Blue After a Century of Ocean Science and Exploration

This year marks 100 years since the National Museum of Natural History opened its...

Personal Perspectives

Plastic Trash Plagues the Ocean

Once upon a time, the ocean was considered the last place where we could still find...

Marine Snow: A Staple of the Deep

Snow on land can make some people grumpy, but the magical-looking flakes and a...

Lesson Plan

Ocean Primary Production

This group of lesson plans focuses on primary production in the ocean via...

Lesson Plan

It’s Sedimentary, My Dear Watson

In this introductory activity, students analyze core sample data to identify...