TED-Ed
TED-ED: The origin of countless conspiracy theories - PatrickJMT
Why can we find geometric shapes in the night sky? How can we know that at least two people in London have exactly the same number of hairs on their head? And why can patterns be found in just about any text - even Vanilla Ice lyrics?...
3Blue1Brown
Dot products and duality: Essence of Linear Algebra - Part 9 of 15
What is the dot product? What does it represent? Why does it have the formula that it does? All this is explained visually.
TED Talks
Alejandro Aravena: My architectural philosophy? Bring the community into the process
When asked to build housing for 100 families in Chile ten years ago, Alejandro Aravena looked to an unusual inspiration: the wisdom of favelas and slums. Rather than building a large building with small units, he built flexible...
TED-Ed
TED-Ed: What's the fastest way to alphabetize your bookshelf? - Chand John
You work at the college library. You're in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they're all out of order, and the automatic sorting system is broken. How...
TED Talks
Benjamin Zander: The transformative power of classical music
Benjamin Zander has two infectious passions: classical music, and helping us all realize our untapped love for it -- and by extension, our untapped love for all new possibilities, new experiences, new connections.
SciShow
Why Humans Feel Disgust, and Why Other Animals Might Too
You might think something is so "icky" that you try avoid it, and scientists think there's a reason humans, and even some other animals, do this.
TED Talks
Woody Norris: Hypersonic sound and other inventions
Woody Norris shows off two of his inventions that use sound in new ways, including the Long Range Acoustic Device, or LRAD. He talks about his untraditional approach to inventing and education, because, as he puts it: "Almost nothing has...
TED Talks
Jeff Hancock: The future of lying
Who hasn’t sent a text message saying “I’m on my way” when it wasn’t true or fudged the truth a touch in their online dating profile? But Jeff Hancock doesn’t believe that the anonymity of the internet encourages dishonesty. In fact, he...
TED Talks
Erin Sullivan: Does photographing a moment steal the experience from you?
When we witness something amazing, many of us instinctively pull out our phones and snap pictures. Is this obsession with photographing everything impacting our experiences? In a meditative talk, Erin Sullivan reflects on how being more...
TED Talks
TED: A novel idea for cleaning up oil spills | Cesar Harada
When TED Senior Fellow Cesar Harada heard about the devastating effects of the BP Oil spill in the Gulf of Mexico in 2010, he quit his dream job and moved to New Orleans to develop a more efficient way to soak up the oil. He designed a...
TED Talks
Kevin Surace: Eco-friendly drywall
Kevin Surace suggests we rethink basic construction materials -- such as the familiar wallboard -- to reduce the huge carbon footprint generated by the manufacturing and construction of our buildings. He introduces EcoRock, a clean,...
MinutePhysics
How To Discover Weird New Particles - Emergent Quantum Quasiparticles
This video is about weird condensed matter systems, aka materials that have bizarre emergent particles in them that are unlike most other particles in the universe.
Crash Course
100 Years of Solitude Part 1: Crash Course Literature 306
Our first of two episodes about Gabriel Garcia Marquez's novel, 100 Years of Solitude. This week, we're looking at the Buendia family, and their many generations of people with the same names. We'll also look at the fascinating way the...
TED Talks
TED: How we'll earn money in a future without jobs | Martin Ford
Machines that can think, learn and adapt are coming -- and that could mean that we humans will end up with significant unemployment. What should we do about it? In a straightforward talk about a controversial idea, futurist Martin Ford...
TED Talks
Bill Stone: Inside the world's deepest caves
Bill Stone, a maverick cave explorer who has plumbed Earth's deepest abysses, discusses his efforts to mine lunar ice for space fuel and to build an autonomous robot for studying Jupiter's moon Europa.
3Blue1Brown
Nonsquare matrices as transformations between dimensions | Essence of linear algebra, footnote
How do you think about a non-square matrix as a transformation?
TED-Ed
TED-Ed: Can you solve the prisoner hat riddle? - Alex Gendler
You and nine other individuals have been captured by super-intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids eating highly logical and cooperative beings. Unfortunately, they're not...
TED Talks
TED: Have we reached the end of physics? | Harry Cliff
Why is there something rather than nothing? Why does so much interesting stuff exist in the universe? Particle physicist Harry Cliff works on the Large Hadron Collider at CERN, and he has some potentially bad news for people who seek...
TED Talks
Seth Shostak: ET is (probably) out there -- get ready
SETI researcher Seth Shostak bets that we will find extraterrestrial life in the next twenty-four years, or he'll buy you a cup of coffee. He explains why new technologies and the laws of probability make the breakthrough so likely --...
TED Talks
Drew Dudley: Everyday leadership
We have all changed someone's life -- usually without even realizing it. In this funny talk, Drew Dudley calls on all of us to celebrate leadership as the everyday act of improving each other's lives.
TED Talks
TED: When to take a stand -- and when to let it go | Ash Beckham
Ash Beckham recently found herself in a situation that made her ask: who am I? She felt pulled between two roles — as an aunt and as an advocate. Each of us feels this struggle sometimes, she says -- and offers bold suggestions for how...
Bozeman Science
Riding the Long Tail
Paul Andersen explains how the long tail of the internet is opening up new possibilities for educational videos
SciShow
A Telescope Bigger Than the Solar System
It turns out if you’d like to take a deeper look into the universe, the universe itself might actually help you do that!
Amoeba Sisters
Immune System
Explore the basics about the immune system with The Amoeba Sisters! This video talks about the three lines of defense and also compares cell-mediated response with the humoral response.