The HMS Challenger set out on its 3-year voyage in 1872. This expedition was to be the first of its kind. One organised specifically to gather data on the ocean environment and its inhabitants. During its 127,580 km (79,280 mi) journey...

Learn about the discovery and usage of DDT as an insecticide, its toxic nature, and the environmental impact it had. Discover how DDT contamination persists in our oceans, its connection to industrial practices, and the current efforts...

Discover the remarkable intelligence and adaptability of octopuses in this engaging video. Witness their intriguing behaviors in a marine lab, including nocturnal escapades, clever escapes, and unique interactions with humans, all...

It's time to talk about everyone's favorite geological feature, volcanoes! What are these things? Why do they erupt? What are the different types of volcanoes? How do they form? What happens to their lava? Let's learn about all of these...

Now that we are familiar with the characteristics of annelids, let's zoom in on the polychaetes, which are the segmented marine worms. What do these worms do in the sea all day long? How are they different from land worms? Let's get a...

We now know about physical and chemical weathering, so now it's time to learn about the different weathering environments. These are fluvial, aeolian, and glacial. Let's start with fluvial, which means environments dominated by flowing...

How Volcanic Eruptions Shape Earth explores changes in Earth's surface by explaining that new lands are formed as a result of volcanic eruptions.

Princeton historian of science Michael Gordin describes how being receptive to wacky, unorthodox ideas - up to a point - brings various benefits to our understanding of the world.

“Ocean Floor Features” will examine the different types of features in the ocean, primarily on the ocean floor.

Dr. Sarah Wallace talks about her instrumental role in sequencing DNA for the very first time in space. DNA sequencing can be used for things in space from monitoring the crew members' health to identifying microbes, and potentially...

This video discusses the significant sources of pollution in our oceans, focusing on the impact of chemical waste and plastic pollution. It highlights the consequences of pollution on marine life, human health, and the environment. The...

Scientists have discovered several new types of sea microbes that could eat oil and other pollutants.

A deep-sea ‘gold rush’ led by China could soon have catastrophic consequences for marine ecosystems.

"Keeping Up With Carbon" is the final episode in the six-part series "Tides of Change", exploring amazing NASA ocean science to celebrate Earth Science Week 2009.



Carbon is all around us. This unique atom is the basic...

The physical and chemical characteristics of ocean waters are discussed including salinity, temperature, density, and pressure. Footage from Maine, the Canadian Maritimes, and the Pacific coast highlight dynamic characteristics of the...

With so much of the earth's oceans being unmapped, there are certainly some strange things down there. . .

We're going fossil hunting for Foraminifera! From beaches, to the ocean floor, to the foundation of the Egyptian pyramids, Forams are everywhere!

Before taking a deep dive into the geology of the ocean's layers, let's review the basics of ocean life. What are the different sections of the ocean? What types of creatures live in each region?



Composition of Oceanic Crust...

The Under the Sea Song for kids is a science song that teaches young children all about the animals that live in the ocean. The Under the Sea song helps children learn interesting information about different fish, mammals, and other sea...

This live-action video program is about the word benthos. The program is designed to reinforce and support a student's comprehension and retention of the word benthos through use of video footage, photographs, diagrams and colorful,...

This video is answering the question of why are ocean plants important.

On this episode of Beyond the Tide, Coyote and Mark find two MONSTER Frogfish while scuba diving in Hawaii! Along with being director Mark’s favorite animal, these angler fish are amazingly bizarre! They can swim like a fish, hop along...

Sarah Kay reads Laura Lamb Brown-Lavoie's poem, "On This the 100th Anniversary of the Sinking of the Titanic, We Reconsider the Buoyancy of the Human Heart"

Hydrocarbons such as oil and gas have been harvested from under the sea for decades. But more and more companies are now trying to obtain licenses to mine minerals like copper, cobalt, manganese and gold from the seabed. A project to...