Let's Dig a Little Deeper // TRAIN BRAIN

Let's Dig a Little Deeper

Can't get enough geology? Dig deeper on topics we've covered on Crash Course Geology with related videos from our fellow Complexly channels, SciShow and Eons. You'll learn about Earth's fiery beginnings, Earth's core, minerals, rocks, gems, and more!
@SciShow @eons @BadNaturalist

CrashCourse

Tons of awesome courses in one awesome channel! Nicole Sweeney teaches you sociology, Carrie Anne Philbin teaches you computer science, Craig Benzine teaches film history, and Mike Rugnetta is teaching mythology! Check out the playlists for past courses...

What is Plate Tectonics: Crash Course Geology #10

Let's Dig a Little Deeper

How Water Shapes the Land: Crash Course Geology #9

Myths About Diamonds: Crash Course Geology #8

How Do Gems Form?: Crash Course Geology #7

This Is Your Last Chance!

A Message From Hank Green

We've Been At It

Lily Gladstone Reads Comments

Where do rocks come from?: Crash Course Geology #6

Crash Course Hosts Read Comments

The 2026 Crash Course Coin is available now only until May 29!

We’re Not Playing The Algorithm Game (And We Need Your Help)

How Do Minerals Form?: Crash Course Geology #5

What’s at the center of the earth?: Crash Course Geology #4

Earth's Crust and Mantle Explained: Crash Course Geology #3

How did Earth form?: Crash Course Geology #2

Intro to Geology: Crash Course Geology #1

Introduction to Cognitive Bias: Crash Course Scientific Thinking #1

Family, Power, and Legacy: Crash Course Latin American Literature #9

Crash Course Scientific Thinking Preview

The Hidden Politics of Home: Crash Course Latin American Literature #8

Borders & Identity: Crash Course Latin American Literature #7

How Should AI Be Governed?: Crash Course Futures of AI #5

Horror in Latin American literature: Crash Course Latin American Literature #6

The Alignment Problem Explained: Crash Course Futures of AI #4

Life under a dictatorship: Crash Course Latin American Literature #5

How close is the worst case scenario?: Crash Course Futures of AI #3

How could AI transform society?: Crash Course Futures of AI #2

Hollywood, Pretendians, and Cultural Appropriation: Ep 23 of Crash Course Native American History

Tyrants, Dictators, & Strongmen: Crash Course Latin American Literature #4

The History of AI Explained: Crash Course Futures of AI #1

Crash Course Preview: What Are the Possible Futures of AI?

Nature in Latin American Literature: Crash Course Latin American Literature #3

The Land Back Movement Explained: Ep 22 of Crash Course Native American History

The History of Latin American Literature: Crash Course Latin American Literature #2

Native Languages & The Indian Education Act: Ep 21 of Crash Course Native American History

Introduction to Latin American Literature: Crash Course Latin American Literature #1

Crash Course Latin American Literature Preview

Modern Tribal Governments Explained: Ep 20 of Crash Course Native American History

A History of Indigenous Women with Lily Gladstone: Ep 19 of Crash Course Native American History

Alaska Natives and Native Hawaiians: Ep 18 of Crash Course Native American History

The Era of Native Urban Relocation: Ep 17 of Crash Course Native American History

Introduction to Federal Indian Law: Ep 16 of Crash Course Native American History

The Secret Language of Cults: Crash Course Lecture

The History of America’s Indian Boarding Schools: Ep 12 of Crash Course Native American History

From the Trail of Tears to Wounded Knee: Ep 11 of Crash Course Native American History

The Truth About Columbus’s “First Contact”: Ep 10 of Crash Course Native American History

What are the Fish Wars and Why Do They Matter?: Ep 9 of Crash Course Native American History

Introduction to Indigenous Knowledge : Ep 8 of Crash Course Native American History

Tribal Sovereignty Explained: Ep 2 of Course Native American History

Pregnancy & Childbirth: Sex Ed #9

Introduction to Native American History: Ep 1 of Crash Course Native American History

Birth Control Explained: Sex Ed #8

Crash Course Native American History Preview

STI Myths Debunked: Sex Ed #7

Is virginity real?: Sex Ed #6

Why do we like who we like?: Sex Ed #5

Crash Course Sex Ed Preview

Religions and Pop Culture: Crash Course Religions #24

What Does Religious Freedom Mean?: Crash Course Religions #23

Visions of the End of the World: Crash Course Religions #22

What Do Sex and Gender Have to Do with Religion?: Crash Course Religions #20

Philosophies of Punishment & The Prison Abolition Movement

Religion, Spirituality, and the Supernatural: Crash Course Religions #18

Go Global or Keep It Local?

What Does Feminism Stand For?

Who Speaks for a Religion?: Crash Course Religions #16

How Do Religious Texts Work?: Crash Course Religions #14

Identity Politics: The Good, The Bad, And The… Hotly Contested

How It All Ends | Crash Course Pods: The Universe #11

Crash Course Religions Preview

The Future | Crash Course Pods: The Universe #10

The Cosmos and Us | Crash Course Pods: The Universe #9

What's the Difference Between Art & Design?: Crash Course Art History #14

Life In Our Universe | Crash Course Pods: The Universe #8

Ep. 7: What’s Keeping the Stars Apart | Crash Course Pods: The Universe #7

Bodies in Art: Crash Course Art History #11

The Story of Dark Matter | Crash Course Pods: The Universe #6

How Communities Make Art: Crash Course Art History #10