Crash Course
Moral Luck: Crash Course Philosophy
Can two people who make the same bad decision bear different levels of moral responsibility? Today, we try to address this question with the concept of moral luck. Hank explains the difference between moral and causal responsibility, and...
TED-Ed
TED-Ed: Is there a limit to technological progress? - Clement Vidal
Many generations have felt they've reached the pinnacle of technological advancement. Yet, if you look back 100 years, the technologies we take for granted today would seem like impossible magic. So - will there be a point where we reach...
Crash Course
Capitalism and the Dutch East India Company: Crash Course World History 229
In which John Green teaches you about the Vereenigde Oostindische Compagnie, doing business as the VOC, also known as the Dutch East India Company. In the 16th and 17th centuries, the Dutch managed to dominate world trade, and they did...
TED-Ed
TED-Ed: The dark history of the overthrow of Hawaii | Sydney Iaukea
On January 16th, 1895, two men arrived at Liliʻuokalani's door, arrested her, and imprisoned her. The Missionary Party had recently seized power and now confiscated her diaries, ransacked her house, and claimed her lands. Liliʻuokalani...
SciShow
Why Do Some People Take More Risks?
You decide to do something dangerous or stupid, and somewhere in your mind you know it's risky, but you do it anyway. But why?
Crash Course
The Seven Years War Crash Course World History
In which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses...
SciShow
MindControlled Limbs and HomeMade Skin
In the field of medical prosthetics, things are changing quickly. Learn about mind-controlled limbs, and research that suggests that we may be able to go high-tech with low-cost materials.
Crash Course
Controlling the Environment: Crash Course History of Science
Well, it wouldn't be too long after we started developing Ecology that we would try to control the environment. In some ways this was helpful and likely prevented a lot of people from starving. But, there have been a few downsides.
TED Talks
TED: The best career path isn't always a straight line | Sarah Ellis, Helen Tupper
Conventional wisdom frames the ideal career path as a linear one -- a ladder to be climbed with a single-minded focus to get to the top. Career development consultants Sarah Ellis and Helen Tupper invite you to replace this outdated and...
TED-Ed
TED-ED: Why should you read "The Handmaid's Tale"? - Naomi R. Mercer
Margaret Atwood's speculative fiction masterpiece The Handmaid's Tale explores the consequences of complacency and how power can be wielded unfairly. Atwood's chilling vision of a dystopian regime has captured readers' imaginations since...
Crash Course
American Imperialism Crash Course US History
In which John Green teaches you about Imperialism. In the late 19th century, the great powers of Europe were running around the world obtaining colonial possessions, especially in Africa and Asia. The United States, which as a young...
Crash Course
Congo and Africa's World War: Crash Course World History 221
In which John Green teaches you about the Democratic Republic of the Congo, which used to be Zaire, which used to be The Belgian Congo, which used to be the Congo Free State, which used to be the region surrounding the Congo River Basin...
Bozeman Science
Gene Regulation
Paul Andersen explains how genes are regulated in both prokaryotes and eukaryotes. He begins with a description of the lac and trp operon and how they are used by bacteria in both positive and negative response. He also explains the...
TED Talks
TED: Why aren't there more Native American restaurants? | Sean Sherman
When you think of North American cuisine, do Indigenous foods come to mind? Chef Sean Sherman serves up an essential history lesson that explains the absence of Native American culinary traditions across the continent, highlighting why...
Bozeman Science
Homeostasis Preview
Paul Andersen reviews the major components of the homeostasis. He explains how organisms respond to abiotic and biotic factors in their environment with feedback loops. He shows how responses can be behavioral or physiological.
Curated Video
Imperialism: Crash Course World History
In which John Green teaches you about European Imperialism in the 19th century. European powers started to create colonial empires way back in the 16th century, but businesses really took off in the 19th century, especially in Asia and...
TED Talks
TED: 4 reasons to learn a new language | John McWhorter
English is fast becoming the world's universal language, and instant translation technology is improving every year. So why bother learning a foreign language? Linguist and Columbia professor John McWhorter shares four alluring benefits...
TED-Ed
TED-Ed: How mucus keeps us healthy - Katharina Ribbeck
Your body produces more than a liter of mucus every day, and when you're sick, it can be hard to miss. But what exactly is mucus? And what does it do, besides making you miserable? Katharina Ribbeck reveals the mysteries of this...
MinuteEarth
Why do Bats Transmit So Many Diseases Like Ebola?
Why do Bats Transmit So Many Diseases Like Ebola
PBS
Why Do We Love Zombies?
Zombies are EVERYWHERE!! Wait, don't panic- we mean in pop culture, not outside your window. But why is that? Bad guys and monsters seem to go through phases: one decade there's a dozen movies about aliens, ten years later it's vampires....
TED Talks
Kashfia Rahman: How risk-taking changes a teenager's brain
Why do teenagers sometimes make outrageous, risky choices? Do they suddenly become reckless, or are they just going through a natural phase? To find out, Kashfia Rahman -- winner of the Intel International Science and Engineering Fair...
SciShow
What Social Distancing Actually Is & What it Means for Mental Health
Social distancing is a time-honored, low-tech tool for slowing the spread of contagious pathogens. But it can also take a toll psychologically. Luckily, there are ways to mitigate these harms, so you can protect yourself and your...
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: Can you outsmart the slippery slope fallacy? | Elizabeth Cox
It's 1954. Vietnamese nationalists are on the verge of securing an independent Vietnam under communist leader Ho Chi Minh. U.S. President Eisenhower claims that by virtue of the "falling domino principle," communist control of Vietnam...