Salman Khan delves into the layers of the Earth. He provides names and general numbers about depths and composition.

Why can't we dig through to the other side of the Earth? There are many layers and lots of heat, so the job is impossible. Watch a video that describes and explains each layer of the Earth.

Evidence suggests that Pluto has undergone polar wander. A video instructor explains how Pluto's axis of rotation may have changed and how this is possible. The lesson focuses on the science behind the discovery and what it tells...

Sal details the chemical and mechanical composition of the Earth's crust, mantle, and core layers—a substantial addition to your geology or earth science lecture.

Why is Earth different from other planets? What makes it so special, anyway? It's only fitting to delve into how the "parent" rock was formed in the first installment of a seven-part series about rocks and rock formation. Amateur...

Start to finish, the first satellite was an 84-day project. Follow the process in a video lesson presentation from the SciShow Space series. The narrator explains the decision-making process and structure of the satellite as well as the...

Do you believe in Santa Clause? Or a more practical question might be to ask if you believe in the location of the North Pole. Because of the convection currents in Earth's out core, the magnetic north pole drifts about 55 km per year....

How did scientists unravel the mystery of an ancient beaver species? An engaging video from a well-written biology playlist discusses the discovery of strange spiral fossils found in Nebraska farm country. Junior paleontologists examine...

Introduce your class to the most important table they will never dine on! From a larger playlist covering chemistry concepts comes a thorough walk through of the periodic table. The narrator details the structure of the table, how...

Though UV radiation can damage skin, it isn't all bad. The third installment in a six-part series allows the class to study the structure and function of skin. They learn about the different types of skin cancer and the SPF rating...

Dive into a lesson on the habitat of Earth least studied. A creative lesson describes the characteristics of animals that live in the deepest depths of the ocean. It also shares the concern of scientists that fishing these depths may...

A charming narrator introduces viewers to the wonders and history of our own solar system. A full explanation describing the birth of our sun, planets, and entire solar system. This is the first part of a two-part series on our solar...

Roly polies or pill bugs? No matter what you call them, these organisms are unique. Biology scholars discover a true evolutionary success story in a video about tiny, land-dwelling crustaceans. The narrator describes their journey from...

Imagine a structure that took centuries to build and is thousands of miles long. Introduce your classes to the Great Wall of China with this short video.

The featured movie focuses on the ancestry of our four-footed friends. Find the fundamental pattern of their limbs and vertebrae in fossils of fish. After viewing, biology learners can enjoy interactive websites to zoom in on the...

How do scientists know when they've discovered something new? Travel back in time to when dinosaurs roamed the earth using an interesting video, which is part of Brain Scoop's Fossils and Geology playlist. The narrator examines the...

Amorphous solid or slow-moving liquid? Learn about glass, pitch, and Earth's mantle through a video from the Veritasium playlist. The narrator describes the molecular structures of amorphous versus crystalline solids, shows examples of...

The world's lightest solid is over 99 percent air. An episode of the Veritasium series examines the structure of the aerogels and their physical and chemical properties. The video shows several demonstrations that show these properties...

Prokaryotes claim the title of the most numerous organisms on earth. The video, part of a Fuse School Biology playlist, focuses on the differences between prokaryotic and eukaryotic cells. It highlights the structure and function for...

The Great Barrier Reef is the world's largest living structure and spans 1616 miles in length. The video shares with classes that Google Earth has coupled with other companies to begin creating virtual underwater visits to the Great...

Space stations provide opportunities for space exploration and research. Individuals see how scientists build space stations and put them into space. Viewers explore the history of space stations, the different types of space stations...

Explore the tectonic plates that make up the surface of our Earth and their movement, as well as the terminology of the Earth's structure.

Humans have taken communication to every corner of the Earth, yet our bodies, at the cellular level, have communicated without technology for millions of years. Learners view the variety of ways cells can communicate, whether right...

Fungi are more than fun ... they're also functional! Most everyone knows they serve as Earth's decomposers, but ancient fungi took their job to a whole new level! An entertaining video from a large biology playlist examines the giant...