Crash Course
Measuring Personality: Crash Course Psychology
How would you measure a personality? What, exactly, is the self? Well, as you've come to expect, it's not that easy to nail down an answer for those questions. Whether you're into blood, bile, earth, wind, fire, or those Buzzfeed...
TED-Ed
TED-Ed: The paradox at the heart of mathematics: Gödel's Incompleteness Theorem | Marcus du Sautoy
Consider the following sentence: "This statement is false." Is that true? If so, that would make the statement false. But if it's false, then the statement is true. This sentence creates an unsolvable paradox; if it's not true and it's...
TED Talks
Eli Pariser: What obligation do social media platforms have to the greater good?
Social media has become our new home. Can we build it better? Taking design cues from urban planners and social scientists, technologist Eli Pariser shows how the problems we're encountering on digital platforms aren't all that new --...
Bozeman Science
ESS1C - The History of the Earth
In this video Paul Andersen explains in more detail the history of the Earth. He shows how the history of the Earth is written in the rocks that are built up over time. Fossils allow us to compare different rock layers relative to one...
MinutePhysics
How To Tell If We're Beating COVID-19
This video is a collaboration with Aatish Bhatia about how to see the COVID-19 tipping point - we present a better way to graph COVID-19 coronavirus cases using a logarithmic scale in "phase space" - plotting the growth rate against the...
Crash Course
PTSD and Alien Abduction - Slaughterhouse-Five Part 2: Crash Course Literature 213
In which John Green continues to teach you about Slaughterhouse-Five by Kurt Vonnegut. (WARNING: When Slaughterhouse-Five was published, some of the crude language in the book caused controversy. We quote one mildly controversial line in...
Crash Course
Globalization and Trade and Poverty: Crash Course Economics
What is globalization? Is globalization a good thing or not. Well, I have an answer that may not surprise you: It's complicated. This week, Jacob and Adriene will argue that globalization is, in aggregate, good. Free trade and...
Crash Course
The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry
Today's Crash Course Chemistry takes a historical perspective on the creation of the science, which didn't really exist until a super-smart, super-wealthy Frenchman put the puzzle pieces together - Hank tells the story of how we went...
Crash Course
Planning & Organization: Crash Course Study Skills
The best way to make sure you're making the most of the time you have is to start off well organized. This week we're talking about planning and organizational systems and how to set yourself up for success.
SciShow
Does Photographic Memory Exist?
Don't you think it would be nice if you had a photographic memory? But is it actually a thing?
TED Talks
Douglas Thomas: How a typeface helped launch Apollo
When humanity first landed on the moon in 1969, the typeface Futura was right there with them. In this fascinating history of typography, designer Douglas Thomas shares Futura's role in launching the Apollo 11 spacecraft -- and how it...
SciShow
What Really Happened to Phineas Gage?
In 1848, Phineas Gage survived a seemingly unsurvivable injury to his brain, but the tale of that event has become quite colorful, and inaccurate, in many cases. So, what REALLY happened to Phineas Gage?
SciShow
That Time We Gave Earth a Ring Made of Millions of Tiny Needles
In the 1960s, the USA almost put a ring around the Earth by launching hundreds of millions of tiny copper needles into space in an attempt to create a reliable boost for their communications systems.
Bozeman Science
Forestry and Rangelands
In this video Paul Andersen explains how forests and rangelands are managed to provide renewable lumber and cattle. Threats to renewability of forests include old-growth logging, forest fires, and tree plantations. Threats to renewable...
Crash Course
What Is Theater? Crash Course Theater #1
Welcome to Crash Course Theater with Mike Rugnetta! In this, our inaugural week, we're going to ask the two classic questions about theater. 1.What is theater? And 2. Is it spelled -re or -er? Well, there's a clue to question two in the...
Crash Course
2,000 Years of Chinese History! The Mandate of Heaven and Confucius World History
In which John introduces you to quite a lot of Chinese history by discussing the complicated relationship between the Confucian scholars who wrote Chinese history and the emperors (and empress) who made it. Included is a brief...
SciShow
How to Get to Know Yourself in a Healthy Way
Self-reflection could link to negative feelings, but it could also be helpful if you know how to avoid those pitfalls. So let’s learn how self-reflection works and get to know yourself in a healthy way!
TED Talks
TED: A global movement to solve global problems | Colombe Cahen-Salvador
We need to think beyond national borders to solve global problems, says activist Colombe Cahen-Salvador. Reimagining the world's fractured systems of governance and calling out their ineffective responses to major issues -- from the...
Bozeman Science
DNA Fingerprinting
Paul Andersen describes the process of DNA fingerprinting and DNA profiling. He explains how variability in STRs can be used to identify individuals. He explains the importance of DNA fingerprinting in forensics and paternity cases.
Crash Course
Arguments Against Personal Identity: Crash Course Philosophy
How can Daenerys Targaryen help us understand personal identity? Find out as Hank continues our exploration of personal identity, learning about Hume’s bundle theory and Parfit’s theory of survival through psychological connectedness.
Crash Course
Women in the 19th Century Crash Course US History
In which John Green finally gets around to talking about some women's history. In the 19th Century, the United States was changing rapidly, as we noted in the recent Market Revolution and Reform Movements episodes. Things were also in a...
TED Talks
TED: Inside the Egyptian revolution | Wael Ghonim
Wael Ghonim is the Google executive who helped jumpstart Egypt's democratic revolution ... with a Facebook page memorializing a victim of the regime's violence. Speaking at TEDxCairo, he tells the inside story of the past two months,...
SciShow
Why Does Music Make You Emotional?
We all know that music tugs at our heartstrings. But the question of why music gives us the feels is a trickier one, and it’s something psychologists have been investigating for a long time.
TED Talks
TED: Can a computer write poetry? | Oscar Schwartz
If you read a poem and feel moved by it, but then find out it was actually written by a computer, would you feel differently about the experience? Would you think that the computer had expressed itself and been creative, or would you...