SciShow
The Dark Mystery of Galaxy X
There might be a galaxy made mostly of dark matter orbiting the Milky Way!
Bozeman Science
Gravitational Force
In this video Paul Andersen explains how an object with mass placed in a gravitational field experiences a gravitational force. On the Earth this gravitational force is known as weight. The gravitational force is equal to the product of...
TED Talks
Mark Pagel: How language transformed humanity
Biologist Mark Pagel shares an intriguing theory about why humans evolved our complex system of language. He suggests that language is a piece of "social technology" that allowed early human tribes to access a powerful new tool:...
Bozeman Science
Equivalence Principle
In this video Paul Andersen explains how inertial mass and gravitational mass are equivalent. He shows you too simple methods for calculated individual inertial mass and gravitational mass. Albert Einstein used this principle to build...
SciShow
The Mayan Calendar & 2012
Hank tells us about the Mayan calendar & why December 21, 2012 will not be the end of the world.
Crash Course
Quantum Mechanics - Part 2: Crash Course Physics
e=mc2... it's a big deal, right? But why? And what about this grumpy cat in a box and probability? In this episode of Crash Course Physics, Shini attempts to explain a little more on the topic of Quantum Mechanics.
SciShow
3 Ways to Explore the “Ignorosphere"
One of the hardest places to explore in space is actually pretty close, some call it the ignorosphere.
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.
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...
SciShow
6 Weird Units of Measurement We're Still Using for Some Reason
You might be benefiting from the weird units you've never heard every time you put on your shoes or read about dark matter.
SciShow
How Do We Measure the Distance of Stars?
It's School of YouTube Week! Comic Relief and YouTube are partnering to send students to school! The Bad Astronomer Phil Plait teaches Hank how to measure the distance to the stars.
Bozeman Science
Electric Field of a Dipole
In this video Paul Andersen explains how vector addition can be used to determine the electric field of a dipole.
Bozeman Science
Calorimetry
In this video Paul Andersen describes the history of calorimetry and explains how it can be used to measure energy changes in a system. The specific heat of water is well established and so as a system releases or absorbs energy from a...
Bozeman Science
Wave-Particle Duality of Light
In this video Paul Andersen explains how light can be treated as both a particle and a wave. Physicists use scale to determine which model to use when studying light. When the wavelength of light is equivalent to the size of the object a...
SciShow
Unexpected Ways Scientists Use GPS
GPS devices aren't just for keeping you from driving into a lake. They're also helping lots of scientists in unexpected ways.
Crash Course
Calorimetry: Crash Course Chemistry
Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations here at Crash Course Chemistry are somewhat shoddy.
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Table of Contents
Hess' Law 2:30
Calorimeter...
SciShow
4 Ways to Date an Archaeological Site
From wasps nests to nuclear reactors. Here are just a few clever ways archeologists figure out how old something is.
Bozeman Science
Graphing Data by Hand
Paul Andersen shows you how to graph data by hand. He explains the required elements of a scatter plot with a best fit line. He shows you how to properly scale and label the axes.
Crash Course Kids
Measurement Mystery
So now that we know what Properties are, how can we use them to figure things out? In this episode of Crash Course Kids, Sabrina uses them to solve the mystery of what she tripped over last night. This first series is based on 5th grade...
SciShow Kids
How People (And Squids) Measure Things
There is more than one way to measure the same thing! Jessi and her friend The Giant Squidstravaganza (Squid for short) explore the differences between the Metric System and the Imperial System.
Curated Video
Create Triangles
New ReviewA video entitled "Create Triangles" which shows how to draw a triangle with a compass and straight edge.
Curated Video
Essential Jewelry Tools
Howcast - Learn about essential jewelry making tools from jewelry designer Courtney Gray in this Howcast video.
Curated Video
Cupcake Baking Equipment
Howcast - Learn about the equipment you need to bake cupcakes from professional cake decorator Amanda Oakleaf in this Howcast video.
Curated Video
History of Cupcakes
Howcast - Learn the history of cupcakes from professional cake decorator Amanda Oakleaf in this Howcast video.