3Blue1Brown
Three-dimensional linear transformations | Essence of linear algebra, footnote
How to think of 3x3 matrices as transforming 3d space
Bozeman Science
Energy Consumption
In this video Paul Andersen explains how humans have consumed energy through history and may consume energy in the future. Sources of energy have included food, animals, wood, wind, coal, oil, and natural gas. However non-renewable...
SciShow
PLASMA RAIN?
Love SciShow? Help support us by getting things to put on your walls, cover your torso, or hold your liquids!
Bozeman Science
Second Law of Thermodynamics
In this video Paul Andersen explains how the second law of thermodynamics applies to reversible and irreversible processes. In a reversible process the net change in entropy is zero. In and irreversible process the entropy will always...
Crash Course
Evaluating Evidence: Crash Course Navigating Digital Information #6
Today we’re going to focus on how to tell good evidence from bad evidence and maybe importantly, how to identify “Fine, but that doesn’t actually prove your point” evidence - the stuff that the Internet is built on.
Bozeman Science
Wave-Particle Duality - Part 2
In this video Paul Andersen explains how classical waves (like light) can have particle properties. Albert Einsetein used the photoelectric effect to show how photons have particle properties.
3Blue1Brown
Three-dimensional linear transformations | Essence of linear algebra, chapter 5
How to think of 3x3 matrices as transforming 3d space
Bozeman Science
Thinking in Patterns - Level 1 - Observational Patterns
A mini-lesson on observational patterns.
MinuteEarth
How Long Did People Use To Live?
By analyzing survivorship curves over the centuries, we can learn what’s changed about how - and when - humans die.
TED-Ed
TED-Ed: Why sitting is bad for you - Murat Dalkilinc
Sitting down for brief periods can help us recover from stress or recuperate from exercise. But nowadays, our lifestyles make us sit much more than we move around. Are our bodies built for such a sedentary existence? Murat Dalkilin�c...
SciShow
What This Video Will Do to Your Friends' Brains
The way your brain reacts to stimuli might tell us more about who you're friends with, and swatting at mosquitoes might one day bring us positive results.
Bozeman Science
Logistic Growth
Paul Andersen explains how populations eventually reach a carrying capacity in logistic growth. He begins with a brief discussion of population size ( N ), growth rate ( r ) and exponential growth. He then explains how density dependent...
Bozeman Science
Electric Field of a Sphere
In this video Paul Andersen explains how the electric field strength decreases as the square of the radius as you move away from a point charge, or a uniform distribution of charge on a sphere. This is a direct application of Coulomb's Law.
Amoeba Sisters
Diffusion
Explore how substances travel in diffusion with the Amoeba Sisters! This video uses a real life example and mentions concentration gradients, passive transport, facilitated diffusion, and explains why diffusion is critical for all...
SciShow
Human Parasites
Hank tells us about all of the things that live on us or in us - the good, the bad, and the very, very ugly.
3Blue1Brown
Matrix multiplication as composition: Essence of Linear Algebra - Part 4 of 15
How to think about matrix multiplication visually as successively applying two different linear transformations.
3Blue1Brown
Linear transformations and matrices | Essence of linear algebra, chapter 3
When you think of matrices as transforming space, rather than as grids of numbers, so much of linear algebra starts to make sense.
TED-Ed
TED-ED: How heavy is air? - Dan Quinn
Too often we think of air as empty space - but compared to a vacuum, air is actually pretty heavy. So, just how heavy is it? And if it's so heavy, why doesn't it crush us? Dan Quinn describes the fundamentals of air pressure and explains...
SciShow
Why Don't We Throw Trash in Volcanoes?
We have a garbage problem. Wouldn't it make sense to throw that trash into the nearest volcano?
Bozeman Science
Thinking in Quantity - Level 2 - Physical Quantities
In this video Paul Andersen shows conceptual thinking in a mini-lesson on physical quantities. TERMS Physical quantities - the properties of a material or system that can be measured Standard units - Weight - quantity of matter in an...