SciShow Kids
Be a Field Scientist!
If you're anything like us, you're always investigating and asking questions about the world around you! Keeping a field journal is a great way to keep track of all the ideas and observations you have every day!
TED-Ed
TED-Ed: The moon illusion - Andrew Vanden Heuvel
Have you noticed how the full moon looks bigger on the horizon than high overhead? Actually, the two images are exactly the same size -- so why do we perceive them differently? Scientists aren't sure, but there are plenty of intriguing...
3Blue1Brown
Euler's Formula and Graph Duality
A very clever proof of Euler's characteristic formula using spanning trees.
SciShow Kids
How to Make a Paper Snowflake! Project for Kids
Join Jessi, Squeaks, and a special guest to celebrate the seasons changing by making paper snowflakes!
MinuteEarth
Can Pregnancy Tests Help Beat COVID-19?
The lab-on-a-stick that lets us know if we’re pregnant is a genius bit of technology that can be used to quickly determine everything from whether there are nuts in our chocolate to whether we have COVID.
SciShow Kids
Which Hand Is Stronger? Biology for Kids
Have you ever tried to write or color with both hands at the same time? It seems like it would save a ton of time, right? But for most people, one of their hands is way better at drawing or writing than the other!
MinutePhysics
How to Count Infinity
"Some infinities are bigger than other infinities" - Hazel Grace Lancaster, in "The Fault in Our Stars," by John Green
Bozeman Science
Equipotential Lines
In this video Paul Andersen explains how equipotential lines show equal electric potential in an electric field. Equipotential lines can be created from scalar values or by observing the electric field lines. An charged object can move...
MinutePhysics
Misconceptions Footnote †: Randomness and Feedback
Footnote to the main video here: https://youtu.be/HUti6vGctQM Feedback loops and spurious correlations! REFERENCES: Spurious correlations: http://www.tylervigen.com/spurious-correlations Loopy by Nicky Case: http://ncase.me/loopy/...
TED-Ed
TED-Ed: Can you solve the vampire hunter riddle? - Dan Finkel
You’re a vampire hunter entering the enemy’s lair. Can you outsmart this tricky brainteaser and vanquish the vampires? -- You’ve stealthily descended into the darkness of a vampire cave, setting a sequence of mirrors as you go. When the...
SciShow
3 Animals That Breathe Through Their Butts
If you want to be able to breathe underwater, you're going to need to get creative. So some turtles, dragonfly nymphs, and sea cucumbers decided to use their butts.
3Blue1Brown
A Curious Pattern Indeed: Circle Division - Part 1 of 2
Moser's circle problem. What is this pattern: 1, 2, 4, 8, 16, 31,...
SciShow
Can You Make an Accurate Map?
Earth is not flat. So, representing it on a flat surface can be challenging and always requires compromises.
SciShow Kids
Be a Weather Watcher
Learn about different types of weather and how to keep track of your weather observations!
MinutePhysics
Football, Physics, and Symmetry
Two linemen colliding can light a 60W bulb for over a minute!
MinuteEarth
The Basics Of Digital Illustration
Have ever wondered how digital illustrations are made? This video explains the basics.
Bozeman Science
The Central Dogma: Transcription and Translation
Mr. Andersen explains the Central Dogma of biology. He shows how DNA is transcribed to form mRNA and how mRNA is translated into a protein.
Bozeman Science
System Boundaries
In this video Paul Andersen explains how the boundary between the system and environment is chosen to simplify analysis of a physics problem.
SciShow Kids
Grow Your Own Plants!
Plants are all around you! You walk on them, eat them, and even climb them! And guess what? You can even grow your very own!
MinutePhysics
Tour of the Map of the Big Bang
Ever wanted to explore the Cosmic Background Radiation? It's our best picture of the big bang, and now you can!
PBS
An Illustrated History of Dinosaurs
Our image of dinosaurs has been constantly changing since naturalists started studying them about 350 years ago. Taken together, these pictures can tell us a whole lot about just how much we have learned. Let's explore the history of...
Bozeman Science
Drawing Lewis Dot Diagrams
Mr. Andersen shows you how to draw Lewis Dot Diagrams for atoms and simple molecules.
Crash Course
Battles of the Civil War Crash Course US History
Disclaimer: This is very different than the usual Crash Course US History episode. In which John Green lists a whole lot of the battles of the US Civil War in seven and a half minutes. We get a lot of requests for military history, so we...
Crash Course
Screens & 2D Graphics: Crash Course Computer Science
Today we begin our discussion of computer graphics. So we ended last episode with the proliferation of command line (or text) interfaces, which sometimes used screens, but typically electronic typewriters or teletypes onto paper. But by...