Crash Course
Ideal Gas Problems: Crash Course Chemistry
We don't live in a perfect world, and neither do gases - it would be great if their particles always fulfilled the assumptions of the ideal gas law, and we could use PV=nRT to get the right answer every time. Unfortunately, the ideal gas...
SciShow
New Ways to Study Interstellar Space... With Voyager!
Voyager 1 may be out of our solar system (and 40+ years old) but we're still getting plenty of new data from our interstellar space probe.
Be Smart
What is Wind?
Wind is everywhere. The air is constantly moving, sometimes gently, sometimes violently. Why? Pressure, temperature and rotation come together to make wind. Here's how.
SciShow
Good Vibrations
Can you feel them in your fingers? How about in your lungs? Vibrations are all around us, so let’s explore some everyday vibrations!
MinuteEarth
Why Doesn't All Thunder Sound The Same?
We've all experienced thunder, but what ARE all those claps, booms, and rumbles?
SciShow
Fluid Dynamics and Aliens! (Okay, Not Really) | SciShow Quiz Show
This week, Dr. Shini Somara goes toe to toe with Hank in a battle of wits about fluid dynamics and life in space.
SciShow
Can You Break Glass with Your Voice?
It's an old cliche: an opera singer hits a note so high, it breaks a wine glass. It may seem over the top, but with a little science (and an amp), you too can break a glass like the finest soprano!
SciShow
What Ventilators Taught Us About Breathing
Humans’ experiences with ventilators have taught us that sighing isn’t just a way to express yourself: it’s a vital part of our everyday breathing.
Bozeman Science
The Equilibrium Constant
In this video Paul Andersen defines the equilibrium constant (K) and explains how it can be calculated in various reversible reactions. The equilibrium constant is a ratio of the concentration of the products to the concentration of 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.
Bozeman Science
The Rate of Reactions
In this video Paul Andersen defines the rate of a reaction as the number of reactants that are consumed during a given period of time. The rate of the reaction can be affected by the type of reaction as well as the concentration,...
Bozeman Science
Gases
In this video Paul Andersen explains how gases differ from the other phases of matter. An ideal gas is a model that allows scientists to predict the movement of gas under varying pressure, temperature and volume. A description of both...
Bozeman Science
Thermodynamics and P-V Diagrams
In this video Paul Andersen explains how the First Law of Thermodynamics applies to an ideal gas in a piston. A pressure-volume graph can be used to determine the type of thermodynamic process. Included is a discussion of and P-V diagram...
SciShow
4 Big Reasons to Get Your Eyes Checked (Even With 20/20 Vision)
If you don't have vision problems, getting an eye exam probably hasn't been your top priority, however visiting an ophthalmologist won't just tell you about your eyes, it can reveal a lot about your health.
Crash Course
Fluid Flow & Equipment: Crash Course Engineering #13
Today we’ll dive further into fluid flow and how we can use equipment to apply our skills. We explain Bernoulli’s Principle and the relationship between speed and pressure in certain flowing fluids. We’ll also discuss how to apply the...
Crash Course
Heat Engines, Refrigerators, & Cycles: Crash Course Engineering #11
Cycles are a big deal in engineering. Today we’ll explain what they are and how they’re used in heat engines, refrigerators, and heat pumps. We’ll also discuss phase diagrams and the power of using renewable energy resources
Bozeman Science
Interstitial Fluid
Paul Andersen explains the importance and location of interstitial fluid. He describes both the hydrostatic and osmotic pressures that move fluid between the interstitial fluid and the capillary. He also explains the major function of...
SciShow
5 of the World's Most Bizarre Seeds
Some plants have very unique ways to disperse their seeds. Olivia introduces 5 of the most bizarre seeds in the world!
SciShow
Did We Find Longitude Thanks To A...Clock?
The equator is a clear and accurate line around Earth that makes measuring latitude a precise science, but when it came to figuring out how to do that with longitude, British sailors were at a loss. Until they devised a competition.
Bozeman Science
Electrochemistry
In this video Paul Andersen explains how electrochemical reactions can separate the reduction and oxidation portions of a redox reactions to generate (or consume) electricity. The half reactions can be analyzed to determine the potential...
Bozeman Science
Finding Stomata
Paul Andersen shows you how to find stomata in a dicot and monocot leaf using finger nail polish and transparent tape. A microscope is required to actually see the stomata.
Crash Course
Network Solids and Carbon: Crash Course Chemistry
In this episode, Hank talks about Network solids and Carbon and how you can actually create a Diamond from plain old Carbon... well, YOU probably can't unless you own a bunch of elephants. It's a long story. BUT, within you will learn...
Be Smart
How Do Glaciers Move?
Glacier ice is weird. It's solid. Solid things aren't supposed to flow. But glacier ice flows like a liquid, and it does that without melting! How is this possible? I traveled to Mendenhall Glacier in Juneau, Alaska to find out.
Crash Course
The Ideal Gas Law: Crash Course Chemistry
Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is...