Be Smart
How Well Do Masks Work? (Schlieren Imaging In Slow Motion!)
Wearing a mask is a cheap and easy way to help stop the spread of airborne infections like COVID-19. It’s also a sign that you want to help protect other people and have them protect you… that we’re all in this together. Here’s some...
SciShow
SciShow: Resolutions Compilation
Need a determination boost to complete those New Year's Resolutions (or really any kind of resolution)? Look no further than this compilation of SciShow videos from SciShow of yore.
Bozeman Science
Thinking in Stability - Level 5 - Feedback
In this video Paul Andersen shows conceptual thinking in a mini-lesson on feedback. Two examples are included in the video and two additional examples are included in the linked thinking slides. TERMS Controller - component of feedback...
3Blue1Brown
What does genius look like in math? Where does it come from? (Dandelin spheres)
A beautiful proof of why slicing a cone gives an ellipse.
TED Talks
TED: Could we treat spinal cord injuries with asparagus? | Andrew Pelling
Take a mind-blowing trip to the lab as TED Senior Fellow Andrew Pelling shares his research on how we could use fruits, vegetables and plants to regenerate damaged human tissues -- and develop a potentially groundbreaking way to repair...
MinutePhysics
The Physics of Caramel: How To Make a Caramelized Sugar Cube
This video is about how the physics and chemistry of sugar (in particular, how it melts, and how it caramelizes) is more complicated than you might think. It involves fructose, sucrose, glucose, and a sticky mess. Credits: Gallium...
MinutePhysics
How To Stop Structures from SHAKING: LEGO Saturn V Tuned Mass Damper
This video is about Tuned Mass Dampers, which can be used to reduce or avoid unwanted vibrations, swaying, swinging, bending, etc on engineered structures ranging from buildings, skyscrapers, electricity power transmission lines,...
MinuteEarth
The Energy Use of a YouTube Video
FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started: Data - information, typically stored on computers via electrical signals Electrons...
SciShow
What Makes Satisfying Videos Satisfying?
You might have stumbled onto those videos of people cutting sand for 10 minutes or of machines doing a repetitive task and felt an odd sense of satisfaction while watching them. Today, we look at the psychology behind those "oddly...
Crash Course
The Director: Crash Course Film Production
So... what do Directors even do? That's not an easy question to answer but today Lily will do her best. Generally, directors are the driving creative force behind a movie, deciding what kind of cinematic world the story will take place...
Bozeman Science
Electric Permittivity
In this video Paul Andersen explains how electric permittivity of a material resists the formation of electric fields. Capacitors store energy be preventing the formation of electric fields in dielectric material. The electric...
TED Talks
TED: An artist's unflinching look at racial violence | Sanford Biggers
Conceptual artist and TED Fellow Sanford Biggers uses painting, sculpture, video and performance to spark challenging conversations about the history and trauma of black America. Join him as he details two compelling works and shares the...
Bozeman Science
Linear Momentum
In this video Paul Andersen explains how the linear momentum is equal to the product of the mass of an object and the velocity of the center of mass. He uses video analysis software to calculate the velocity of an object and therefore...
Be Smart
How Science Defines A Year
It's been one (tropical/sidereal/anomalous) year since I uploaded the very first It's Okay To Be Smart. Here's everything that's happened since!
Crash Course
Evaluating Photos & Videos: Crash Course Navigating Digital Information #7
With the amount of fake and doctored photos and videos out there, how can we know what to trust? Most of us are used to thinking that "seeing is believing" but as technology makes it easier and easier to spread unreliable content online...
MinuteEarth
Why Do You Make So Many Poop Videos? (& Other Questions)
We answer your burning questions in our first-ever Q&A video. Thanks for asking, and for watching!! ___________________________________________ Credits (and Twitter handles): Script Editor: Alex Reich (@alexhreich) Video Illustrator:...
MinutePhysics
Tutorial - Creating the Sound of Hydrogen
In this tutorial I show how I synthesized the sound of hydrogen for the "Sound of Hydrogen" video using mathematica - it's a little technical, but you've been requesting it!
SciShow
Monogamy
Hank examines the zoological definition of monogamy, as well as some other breeding strategies that animals use.
SciShow
How to Make Plasma in Your Microwave ... With a Grape
You’ve probably seen the videos on YouTube turning grapes into fireballs in the microwave. Well, there’s a pretty cool scientific explanation for why a grape is perfect for making plasma.
SciShow
Firehawks: Nature's Arsonists
We all know that birds are incredibly smart, but some birds in Australia take things to the next level — they can intentionally start fires!
TED Talks
TED: Why you should love gross science | Anna Rothschild
What can we learn from the slimy, smelly side of life? In this playful talk, science journalist Anna Rothschild shows us the hidden wisdom of "gross stuff" and explains why avoiding the creepy underbelly of nature, medicine and...
Crash Course
Aquinas & the Cosmological Arguments: Crash Course Philosophy
Our unit on the philosophy of religion and the existence of god continues with Thomas Aquinas. Today, we consider his first four arguments: the cosmological arguments.
Bozeman Science
Asking Scientific Questions
In this video Paul Andersen explains how you can get your students asking more and better scientific questions. In this video Paul Andersen explains how scientific phenomenon and sensemaking can be used in the science classroom to engage...