Crash Course
Robots: Crash Course Computer Science
Today we're going to talk about robots! Robots are often thought as a technology of the future, but they're already here by the millions in the workplace, our homes, and pretty soon on the roads. We'll discuss the origins of robotics to...
SciShow
Can Poppy Seeds Make You Fail a Drug Test?
Have you ever panicked before a drug test because you just ate a poppy seed muffin? Check out this episode to see if there’s really something to worry about with poppy seeds.
Crash Course
The First Home Consoles: Crash Course Games
So last week Andre talked about Atari's role in the rise of the video game industry, but Atari wasn't the only major player in the 1970s. So we're going to step back a few years and first talk about Ralph Baer who designed the first...
SciShow
5 Times Evolution Should Have Planned Ahead
Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...
SciShow
A User's Guide to the Human Body
If you've ever wondered why you crave certain foods or what your appendix actually does, there's something in this collection for you!
TED-Ed
TED-ED: Can machines read your emotions? - Kostas Karpouzis
Computers can beat us in board games, transcribe speech, and instantly identify almost any object. But will future robots go further by learning to figure out what we're feeling? Kostas Karpouzis imagines a future where machines and the...
PBS
Arrow's Impossibility Theorem
The bizarre Arrow's Impossibility Theorem, or Arrow's Paradox, shows a counterintuitive relationship between fair voting procedures and dictatorships.
TED Talks
TED: Why great architecture should tell a story | Ole Scheeren
For architect Ole Scheeren, the people who live and work inside a building are as much a part of that building as concrete, steel and glass. He asks: Can architecture be about collaboration and storytelling instead of the isolation and...
Bozeman Science
What is CRISPR?
In this video Paul Andersen explains how the CRISPR/Cas immune system was identified in bacteria and how the CRISPR/Cas9 system was developed to edit genomes.
TED Talks
Raj Jayadev: Community-powered criminal justice reform
Community organizer Raj Jayadev wants to transform the US court system through "participatory defense" -- a growing movement that empowers families and community members to impact their loved ones' court cases. He shares the remarkable...
Bozeman Science
Thinking in Structure and Function - Level 2 - Complex Structures
In this video Paul Andersen shows conceptual thinking in a mini-lesson on complex structures. TERMS Complex structures - structures that consist of many different and connected parts System - a set of components (e.g. things) working...
SciShow
Breast Cancer gets Worse in the Spring and Fall. But...Why?
Seasonal illnesses from infectious diseases aren’t a new concept, but a few decades ago public health experts began to notice the same behavior in some non-infectious diseases like breast cancer. These patterns have helped us learn a lot...
TED Talks
Jeanne Pinder: What if all US health care costs were transparent?
In the US, the very same blood test can cost $19 at one clinic and $522 at another clinic just blocks away -- and nobody knows the difference until they get a bill weeks later. Journalist Jeanne Pinder says it doesn't have to be this...
TED Talks
TED: Fashion has a pollution problem -- can biology fix it? | Natsai Audrey Chieza
Natsai Audrey Chieza is a designer on a mission -- to reduce pollution in the fashion industry while creating amazing new things to wear. In her lab, she noticed that the bacteria Streptomyces coelicolor makes a striking red-purple...
3Blue1Brown
But how does bitcoin actually work?
How does bitcoin work? What is a "block chain"? What problem is this system trying to solve, and how does it use the tools of cryptography to do so?
Crash Course
Slavery, Ghosts, and Beloved: Crash Course Literature 214
In which John Green teaches you about Beloved by Toni Morrison. I'll warn you up front, this book is something of a downer. That's because it deals with subjects like slavery, the death of a child, a potential haunting, and a bunch of...
TED-Ed
TED-Ed: Which voting system is the best?
Imagine we want to build a new space port at one of four recently settled Martian bases, and are holding a vote to choose its location. Of the 100 colonists on Mars, 42 live on West Base, 26 on North Base, 15 on South Base, and 17 on...
Bozeman Science
Thinking in Patterns - Level 5 - Patterns at Varying Scale
A mini-lesson on patterns at varying scale.
TED Talks
TED: How the blockchain is changing money and business | Don Tapscott
What is the blockchain? If you don't know, you should; if you do, chances are you still need some clarification on how it actually works. Don Tapscott is here to help, demystifying this world-changing, trust-building technology which, he...
TED Talks
TED: The future of good food in China | Matilda Ho
Fresh food free of chemicals and pesticides is hard to come by in China: in 2016, the Chinese government revealed half a million food safety violations in just nine months. In the absence of safe, sustainable food sources, TED Fellow...
Bozeman Science
Thinking in Scale Level 3 Scale and Perspective
In this video Paul Andersen shows conceptual thinking in a mini-lesson on scale and perspective. TERMS Phenomena - observable events in the natural world (require explanations) Time - an irreversible series of events Space - the...
TED Talks
TED: Medical tech designed to meet Africa's needs | Soyapi Mumba
In sub-Saharan Africa, power outages, low technology penetration, slow internet and understaffed hospitals plague health care systems. To make progress on these problems in Malawi, TED Fellow Soyapi Mumba and his team created a new...
3Blue1Brown
Eigenvectors and eigenvalues | Essence of linear algebra, chapter 10
Eigenvalues and eigenvectors are one of the most important ideas in linear algebra, but what on earth are they?
TED-Ed
TED-Ed: Three ways the universe could end - Venus Keus
Our universe started with the Big Bang, but how will it end? Explore cosmologists’ three possible scenarios: the Big Crunch, the Big Freeze and the Big Rip. -- We know about our universe’s past: the Big Bang theory predicts that all...