Crash Course
Media & Money: Crash Course Media Literacy
Media isn’t just movies and newspapers and TV shows, it’s also a part of society that involves a lot of money. And all that money has implications for the media that gets created. Media is created by people -- a range of people, making a...
Bozeman Science
Graphing Data by Hand
Paul Andersen shows you how to graph data by hand. He explains the required elements of a scatter plot with a best fit line. He shows you how to properly scale and label the axes.
Crash Course
Sex & Sexuality: Crash Course Sociology
While sociology is a social science, we can use it to explore some intensely personal, private things. Today we’ll explore what sociology can tell us about sex and sexuality. We’ll also see what the three sociological paradigms have to...
TED Talks
TED: The mathematics of war | Sean Gourley
By analyzing raw data on violent incidents in the Iraq war and others, Sean Gourley and his team claim to have found a surprisingly strong mathematical relationship linking the fatality and frequency of attacks.
Crash Course
P-Hacking - Crash Course Statistics
Today we're going to talk about p-hacking (also called data dredging or data fishing). P-hacking is when data is analyzed to find patterns that produce statistically significant results, even if there really isn't an underlying effect,...
TED Talks
TED: Imaging at a trillion frames per second | Ramesh Raskar
Ramesh Raskar presents femto-photography, a new type of imaging so fast it visualizes the world one trillion frames per second, so detailed it shows light itself in motion. This technology may someday be used to build cameras that can...
Crash Course
The Internet: Crash Course Computer Science
Today, we're going to talk about how the Internet works. Specifically, how that stream of characters you punch into your browser's address bar, like "youtube.com", return this very website. Just to clarify we're talking in a broader...
SciShow
We May Have Found Mars's Ancient, Underground Lakes - SciShow News
Researchers think a planet-wide groundwater system may have once existed on Mars, and SpaceX launched the very first commercial crew capsule which docked on the International Space Station!
Crash Course
Computer Networks: Crash Course Computer Science
Today we start a three episode arc on the rise of a global telecommunications network that changed the world forever. We’re going to begin with computer networks, and how they grew from small groups of connected computers on LAN networks...
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...
Bozeman Science
Atomic Models
In this video Paul Andersen explains how the atomic model has changed over time. A model is simply a theoretical construct of phenomenon and so when we receive new data we may have to refine our model. Ionization energy data resulted in...
TED Talks
TED: Cities are driving climate change. Here's how they can fix it | Angel Hsu
Cities pump out 70 percent of all global carbon emissions -- which means they also have the greatest opportunity to lower CO2 levels and energy consumption. Climate and data scientist Angel Hsu shares how cities around the world are...
TED Talks
Michael Shermer: Why people believe weird things
Why do people see the Virgin Mary on a cheese sandwich or hear demonic lyrics in "Stairway to Heaven"? Using video and music, skeptic Michael Shermer shows how we convince ourselves to believe -- and overlook the facts.
TED-Ed
TED-ED: Tycho Brahe, the scandalous astronomer - Dan Wenkel
If you think scientists lead boring, monotonous lives, you must not know about Tycho Brahe. The 16th century astronomer who accurately predicted planetary motion led quite a dramatic life -- complete with a kidnapping, a sword duel and...
TED Talks
TED: Maps that show us who we are (not just where we are) | Danny Dorling
What does the world look like when you map it using data? Social geographer Danny Dorling invites us to see the world anew, with his captivating and insightful maps that show earth as it truly is -- a connected, ever-changing and...
Crash Course
Sociology & the Scientific Method: Crash Course Sociology
What puts the “science” in social science? Today we’ll explore positivist sociology and how sociologists use empirical evidence to explore questions about the social world. We’ll also introduce two alternatives: interpretative sociology...
Crash Course
Social Stratification: Crash Course Sociology
How do different societies establish a social hierarchy? Today we’re starting our unit on social stratification, starting with four basic principles of a sociological understanding of stratification. We’ll explain open and closed systems...
TED-Ed
TED-ED: How computer memory works - Kanawat Senanan
In many ways, our memories make us who we are, helping us remember our past, learn and retain skills, and plan for the future. And for the computers that often act as extensions of ourselves, memory plays much the same role. Kanawat...
TED Talks
Matthew Carter: My life in typefaces
Pick up a book, magazine or screen, and more than likely you'll come across some typography designed by Matthew Carter. In this charming talk, the man behind typefaces such as Verdana, Georgia and Bell Centennial (designed just for phone...
TED-Ed
TED-ED: What's the difference between a scientific law and theory? - Matt Anticole
Chat with a friend about an established scientific theory, and she might reply, "Well, that's just a theory." But a conversation about an established scientific law rarely ends with "Well, that's just a law." Why is that? What is the...
Crash Course
Memory & Storage: Crash Course Computer Science
So we’ve talked about computer memory a couple times in this series, but what we haven’t talked about is storage. Data written to storage, like your hard drive, is a little different, because it will still be there even if the power goes...
Crash Course
Cultures, Subcultures, and Countercultures: Crash Course Sociology
What is culture? How do we define it and how does it change? We’ll explore different categories of culture, like low culture, high culture, and sub-cultures. We'll also revisit our founding theories to consider both a structural...
Crash Course
What is Physical Geography Crash Course Geography
Traditionally, geography is studied as two interconnected parts: physical geography and human geography. For the first half of this series, we will be focusing on physical geography, which is all about recognizing the characteristics of...
Crash Course
What is Geography Crash Course Geography
So, what is geography? In our first episode of Crash Course Geography, we will endeavor to answer this seemingly simple question with the help of a similarly simple factoid: that the US imports more than 3 billion pounds of bananas from...