TED Talks
Tom Wujec: Learn to use the 13th-century astrolabe
Rather than demo another new technology, Tom Wujec reaches back to one of our earliest but most ingenious devices -- the astrolabe. With thousands of uses, from telling time to mapping the night sky, this old tech reminds us that the...
MinuteEarth
The Science of Hobbit Gluttony
Because smaller animals have to eat more relative to their bodyweight, Tolkein’s hobbits need to eat a lot - not for comfort, but for survival.
Crash Course
Game Design: Crash Course Games
Good game design is essential for a positive player experience whether it's a board games, video game, or even dice game. So today, we're going to take some time to give you an introductory overview of the process of creating a game, and...
TED Talks
Barry Schwartz: Using our practical wisdom
In an intimate talk, Barry Schwartz dives into the question "How do we do the right thing?" With help from collaborator Kenneth Sharpe, he shares stories that illustrate the difference between following the rules and truly choosing wisely.
SciShow
One step closer to real warp drives?
Scientists have long been looking for a loophole for getting past the speed of light, and they might be one step closer to achieving that.
TED Talks
TED: Massively multi-player… thumb-wrestling? | Jane McGonigal
What happens when you get an entire audience to stand up and connect with one another? Chaos, that's what. At least, that's what happened when Jane McGonigal tried to teach TED to play her favorite game. Then again, when the game is...
TED-Ed
TED-Ed: Ethical dilemma: Would you lie? | Sarah Stroud
Your plan to set up your friend Carey with your acquaintance Emerson is finally coming together. You've made them a dinner reservation, but suddenly realize that there's a problem: Carey is always late. You really want this relationship...
TED Talks
Hajer Sharief: How to use family dinner to teach politics
Everyone should participate in decision-making and politics -- and it starts at home, says activist Hajer Sharief. She introduces a simple yet transformative idea: that parents can teach their children about political agency by giving...
TED-Ed
TED-Ed: Can you outsmart the fallacy that started a witch hunt? | Elizabeth Cox
It's 1950. Anti-communist sentiment in the United States is at an all-time high. Senator Joseph McCarthy claims he has a list of communists who are influencing government policy. He makes his first accusation without providing any...
SciShow
Why Can't You Use Your Phone on a Plane?
Whether you've got the latest iPhone or the same flip phone you've had since 2002, you're still asked to turn off your device before take off. Why is that?
TED Talks
Hawa Abdi + Deqo Mohamed: Mother and daughter doctor-heroes
They've been called the "saints of Somalia." Doctor Hawa Abdi and her daughter Deqo Mohamed discuss their medical clinic in Somalia, where -- in the face of civil war and open oppression of women -- they've built a hospital, a school and...
Crash Course Kids
(LEGO) Block Party
Playing with LEGOS is fun. But, they can also teach us something about matter. In this episode of Crash Course Kids, Sabrina chats about chemical reactions and the Conservation of Matter.
TED Talks
TED: Reinventing the encyclopedia game | Rives
Prompted by the Encyclopaedia Britannica ending its print publication, performance poet Rives resurrects a game from his childhood. Speaking at the TEDxSummit in Doha, Rives takes us on a charming tour through random (and less random)...
Crash Course
Engineering Ethics: Crash Course Engineering #27
We’ve talked about many important concepts for engineers, but today we’re going to discuss a hugely important one that you might not even realize is an engineering concept: ethics. We’ll talk about what a Code of Ethics is. We’ll explore...
TED-Ed
TED-Ed: Pazit Cahlon and Alex Gendler: What "Machiavellian" really means
From Shakespeare's plays to modern TV dramas, the unscrupulous schemer for whom the ends always justify the means has become a familiar character type we love to hate. For centuries, we've had a single word to describe such characters:...
TED Talks
TED: Why our screens make us less happy | Adam Alter
What are our screens and devices doing to us? Psychologist Adam Alter studies how much time screens steal from us and how they're getting away with it. He shares why all those hours you spend staring at your smartphone, tablet or...
TED-Ed
TED-ED: The pharaoh that wouldn't be forgotten - Kate Narev
Hatshepsut was a female pharaoh during the New Kingdom in Egypt. Twenty years after her death, somebody smashed her statues, took a chisel and attempted to erase the pharaoh's name and image from history. But who did it? And why? Kate...
TED-Ed
TED-Ed: The rise of modern populism | Takis S. Pappas
In many democratic countries, charismatic leaders vilify political opponents, disparage institutions, and claim to be for the people. Some critics label this approach as authoritarian or fascist, while others argue that these leaders are...
Crash Course
Bonding Models and Lewis Structures: Crash Course Chemistry
Models are great, except they're also usually inaccurate. In this episode of Crash Course Chemistry, Hank discusses why we need models in the world and how we can learn from them... even when they're almost completely wrong. Plus, Lewis...
SciShow
Bigger Beaks Through Climate Change | SciShow News
Today we're talking about birds — from how they are evolving in response to climate change and how one species is surprisingly healthy, genetically, despite being critically endangered.
MinutePhysics
The Origin of Quantum Mechanics (feat. Neil Turok)
The Origin of Quantum Mechanics (feat. Neil Turok)
Crash Course
Utilitarianism: Crash Course Philosophy
Our next stop in our tour of the ethical lay of the land is utilitarianism. With a little help from Batman, Hank explains the principle of utility, and the difference between act and rule utilitarianism.
TED Talks
TED: Why we're more honest with machines than people | Anne Scherer
TED talks about why we're more honest with machines than people | Anne Scherer
Crash Course
Buddha and Ashoka Crash Course World History
In which John relates a condensed history of India, post-Indus Valley Civilization. John explores Hinduism and the origins of Buddhism. He also gets into the reign of Ashoka, the Buddhist emperor who, in spite of Buddhism's structural...