MinuteEarth
Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)
It’s becoming harder and harder to categorize moons as moons. ___________________________________________ To learn more, start your googling with these keywords: Moon: a natural satellite of a satellite of a star. Satellite: A celestial...
TED Talks
Geoff Mulgan: A short intro to the Studio School
Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for...
SciShow
NASA's Planetary Protection Job, and a Brand New Way to Study Neutrinos
The Planetary Protection Office is hiring and we've found a much easier way to study neutrinos.
3Blue1Brown
What does it feel like to invent math?
A journey through infinite sums, p-adic numbers, and what it feels like to invent new math.
TED Talks
TED: Making matter come alive | Lee Cronin
Before life existed on Earth, there was just matter, inorganic dead "stuff." How improbable is it that life arose? And -- could it use a different type of chemistry? Using an elegant definition of life (anything that can evolve), chemist...
TED Talks
TED: The military case for sharing knowledge | Stanley McChrystal
When General Stanley McChrystal started fighting al Qaeda in 2003, information and secrets were the lifeblood of his operations. But as the unconventional battle waged on, he began to think that the culture of keeping important...
SciShow
3 Ways to Save Earth from an Asteroid
Hank gives us the skinny on three plans NASA scientists have come up with to save Earth from an asteroid impact. Hopefully we'll never have to use any of them.
SciShow
Brittle Stars Could Teach Robots To See With Their Skin
Brittle stars are eyeless, brainless animals that spend their time hanging out in dark crevices of coral reefs. But despite all this, it seems that they can still see...using their skin!
TED Talks
Jacqueline Novogratz: Invest in Africa's own solutions
Jacqueline Novogratz applauds the world's heightened interest in Africa and poverty, but argues persuasively for a new approach.
TED Talks
David Epstein: Are athletes really getting faster, better, stronger?
When you look at sporting achievements over the last decades, it seems like humans have gotten faster, better and stronger in nearly every way. Yet as David Epstein points out in this delightfully counter-intuitive talk, we might want to...
TED Talks
TED: Our campaign to ban plastic bags in Bali | Melati and Isabel Wijsen
Plastic bags are essentially indestructible, yet they're used and thrown away with reckless abandon. Most end up in the ocean, where they pollute the water and harm marine life; the rest are burned in garbage piles, where they release...
TED Talks
Shaffi Mather: A new way to fight corruption
Shaffi Mather explains why he left his first career to become a social entrepreneur, providing life-saving transportation with his company 1298 for Ambulance. Now, he has a new idea and plans to begin a company to fight the booming...
3Blue1Brown
Gradient descent, how neural networks learn | Chapter 2, deep learning
An overview of gradient descent in the context of neural networks. This is a method used widely throughout machine learning for optimizing how a computer performs on certain tasks.
SciShow
Which is Worse For You Sugar or Fat
For decades, we’ve heard how terrible fat is for us, but more recently, sugar has become the new villain. What does the science actually say about these two macronutrients and how they affect our health?
TED Talks
TED: Poverty isn't a lack of character; it's a lack of cash | Rutger Bregman
Ideas can and do change the world, says historian Rutger Bregman, sharing his case for a provocative one: guaranteed basic income. Learn more about the idea's 500-year history and a forgotten modern experiment where it actually worked --...
Crash Course
Was Gatsby Great? The Great Gatsby Part 2: Crash Course English Literature
In which John Green continues to explore F. Scott Fitzgerald's novel, The Great Gatsby. In this installment, John looks into the titular Gatsby's purported Greatness. Gatsby's single-minded pursuit of Daisy, his checkered past, and his...
TED Talks
TED: How Netflix changed entertainment -- and where it's headed | Reed Hastings
Netflix changed the world of entertainment -- first with DVD-by-mail, then with streaming media and then again with sensational original shows like "Orange Is the New Black" and "Stranger Things" -- but not without taking its fair share...
TED Talks
Adam Grosser: A mobile fridge for vaccines
Adam Grosser talks about a project to build a refrigerator that works without electricity -- to bring the vital tool to villages and clinics worldwide. Tweaking some old technology, he's come up with a system that works.
TED Talks
Juliana Rotich: Meet BRCK, Internet access built for Africa
Tech communities are booming all over Africa, says Nairobi-based Juliana Rotich, cofounder of the open-source software Ushahidi. But it remains challenging to get and stay connected in a region with frequent blackouts and spotty Internet...
TED-Ed
TED-Ed: How did clouds get their names? - Richard Hamblyn
The study of clouds has always been a daydreamer’s science, aptly founded by a thoughtful young man whose favorite activity was staring out of the window at the sky. Richard Hamblyn tells the history of Luke Howard, the man who...
TED Talks
Timothy Prestero: Design for people, not awards
Timothy Prestero thought he'd designed the perfect incubator for newborns in the developing world -- he even won awards for it. But he and his team learned a hard lesson when their incubator completely failed to catch on. Hear his...
TED Talks
TED: Dance vs. powerpoint, a modest proposal | John Bohannon
Instead of a boring slide deck at your next presentation, how about bringing in a troupe of dancers? That's science writer John Bohannon's "modest proposal" in this spellbinding choreographed talk. He makes his case by example, in...
MinutePhysics
Ring AROUND the Earth?
This video is about what would happen if we built a giant ring around earth – what would happen to the ring, that is. Would if fall? Collapse? Start spinning? REFERENCES: Why Isn’t It Faster to Fly West? Video...
Curated Video
Globalization II - Good or Bad?: Crash Course World History
In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity,...