Bozeman Science
Solids and Liquids
In this video Paul Andersen compares and contrasts the properties of solids and liquids. Solids have a more organized structure which can either be amorphous or crystalline. In liquids the intermolecular forces are lower and so the...
Crash Course Kids
Material Magic
Did you know we can actually make diamonds in a lab? It's true! We can! And this is both really good and really cool. In this episode of Crash Course Kids, Sabrina shows us how materials scientists have done just that and why it's so...
Bozeman Science
Concept 5 - Matter and Energy
In this video Paul Andersen explains how matter and energy flow and cycle through systems. He starts by explaining how energy and matter input and output will always be conserved. He addresses the many misconceptions surround energy and...
SciShow
The Experiment That May Have Broken Physics | SciShow News
Researchers have made some unexpected readings of mysterious particles called muons, which may make us reexamine the Standard Model in physics.
TED-Ed
TED-ED: How the K_nigsberg bridge problem changed mathematics - Dan Van der Vieren
You'd have a hard time finding the medieval city K_nigsberg on any modern maps, but one particular quirk in its geography has made it one of the most famous cities in mathematics. Dan Van der Vieren explains how grappling with...
Bozeman Science
Concept 4 - Systems and System Models
In this video Paul Andersen explains how systems can be used to understand phenomenon in science and create better designs in engineering. He starts by defining the characteristics of a system and describes how system models can be used...
SciShow
The Weird Optical Illusion that Changes the Moon's Size
The full moon might seem bigger on the horizon than when it's higher up, but when does it actually take up more space in the sky?
Crash Course Kids
Chemical Changes
We've talked about mixtures and solutions, solutes and solvents, but what about things that can't be undone? What about Chemical Changes? Would it surprise you to know that baking a cake is a Chemical Change? Or striking a match? In this...
SciShow
6 Times Scientists Radically Misunderstood the World
Science has come a long way in understanding how our universe works and that road has been full of wrong turns and dead ends. Here are 6 scientific explanations that turned out to be way off track. Chapters 1 SPONTANEOUS GENERATION 1:49...
TED-Ed
TED-Ed: How X-rays see through your skin - Ge Wang
Originally discovered by accident, X-rays are now used about 100 million times a year in clinics around the world. How do these magic eyes work? Ge Wang details the history and mechanics of the X-ray machine and CT scanners.
Bozeman Science
Energy, Work and Power
Mr. Andersen defines the terms energy, work and power. He also uses a simple example to calculate both work and power.
MinutePhysics
Theory of Everything - What is Matter?
What is matter, anyway? What does it have to do with math? And why aren't you made of Jesus? Delving deeper into the theory of (almost) everything - the Standard Model of particle physics.
Bozeman Science
ESS1A - The Universe and its Stars
Paul Andersen describes our place on the Earth in the Solar System within the Milky Way Galaxy in the Universe. The make-up and origins of the Universe are included along with stellar evolution. A teaching progression K-12 is also included.
SciShow
You Don’t Need to Worry About Yellowstone (or Any Other Supervolcano)
You’ve probably heard that the supervolcano under Yellowstone National Park is a ticking time bomb ready to go off at any time. But as it turns out, volcanologists aren't too worried about it.
SciShow Kids
Where Does Soil Come From?
Trees come from seeds, and birds come from eggs, but where does all the soil and dirt come from? Second Grade Next Generation Science Standards Disciplinary Core Ideas: ESS1.C: The History of Planet Earth - Some events happen very...
Crash Course
The History of Atomic Chemistry: Crash Course Chemistry
How did we get here? Well, in terms of Atomic Chemistry, Hank takes us on a tour of the folks that were part of the long chain of other folks who helped us get to these deeper understandings of the world. From Leucippus to Heisenberg to...
Crash Course
The Big Bang Crash Course Big History 1
In which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and...
Bozeman Science
Mechanical and Electromagnetic Waves
In this video Paul Andersen compares and contrasts mechanical and electromagnetic waves. Both types of waves transfer energy through oscillations but mechanical waves requires a medium. Several examples of each type of wave are included.
Crash Course
Existentialism: Crash Course Philosophy
Now that we’ve left behind the philosophy of religion, it’s time to start exploring what other ways might exist to find meaning in the world. Today we explore essentialism and its response: existentialism. We’ll also learn about...
SciShow
Is There a Safe Way to Use Your Phone and Drive
Using your phone while you're driving isn't a great idea, but people still do it all the time anyway! So why do our brains tell us it's ok to take our attention off the road? Are other distractions, like eating or talking to passengers,...
Bozeman Science
LS1C - Matter and Energy Flow in Organisms
Sustaining life requires substantial energy and matter inputs. The complex struc- tural organization of organisms accommodates the capture, transformation, trans- port, release, and elimination of the matter and energy needed to sustain...
SciShow
Life on Mars
Hank reports on some new discoveries: one which points towards the existence of dark matter with the "majorana particle" and another, which points towards the existence of life on Mars. Exciting stuff!
Crash Course Kids
Material World
So, we know what materials are, but can we make new materials? Or improve the materials we already have? In this episode of Crash Course Kids, Sabrina shows us how Material Scientists are working on these two things today. Also, your...