SciShow
Why Perfectionism Isn’t as Good as You Think
People often think of perfectionism as a good thing, but it’s more than just a strong desire to do something well, and it can actually be a risk factor for several clinical disorders.
SciShow Kids
Make Your Own Compass!
Mister Brown and Squeaks are here to teach you all about the compass - and they will even help you make your own! NGSS Performance Expectations: 3-PS2-3: Ask questions to determine cause and effect relationships of electric or magnetic...
MinuteEarth
Why Hardwoods Are The Softest Woods
Not all hardwood trees have hard wood and softwoods soft wood, because these terms denote their taxonomic ancestry, not the wood's actual hardness.
TED Talks
Steven Petrow: 3 ways to practice civility
What does it mean to be civil? Journalist Steven Petrow looks for answers in the original meaning of the word, showing why civility shouldn't be dismissed as conversation-stifling political correctness or censorship. Learn three ways we...
Crash Course
Photosynthesis: Crash Course Biology
Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well.
Bozeman Science
Cladograms
Paul Andersen shows you how to construct a cladogram from a group of organisms using shared characteristics. He also discusses the process of parsimony in cladogram construction. He then explains how modern cladograms are constructed and...
SciShow
A Brief History of Birth Control
Gym teacher Hank gives us the full story of the past, present, and future of birth control.
Crash Course
Science Journalism - Crash Course Statistics
We’ve talked a lot in this series about how often you see data and statistics in the news and on social media - which is ALL THE TIME! But how do you know who and what you can trust? Today, we’re going to talk about how we, as consumers,...
SciShow
5 Things Your Nails Can Say About Your Health
Your nails can do more than just look pretty. They can tell you some things about your health!
TED Talks
TED: The brain in your gut | Heribert Watzke
Did you know you have functioning neurons in your intestines -- about a hundred million of them? Food scientist Heribert Watzke tells us about the "hidden brain" in our gut and the surprising things it makes us feel.
TED-Ed
TED-Ed: How do animals see in the dark? - Anna Stockl
To human eyes, the world at night is a formless canvas of grey. Many nocturnal animals, on the other hand, experience a rich and varied world, bursting with details, shapes, and colors. What is it, then, that separates moths from men?...
TED Talks
Jennifer Vail: The science of friction -- and its surprising impact on our lives
Tribology: it's a funny-sounding word you might not have heard before, but it could change how you see and interact with the physical world, says mechanical engineer Jennifer Vail. Offering lessons from tribology -- the study of friction...
Be Smart
How The Elements Got Their Names
Ever wonder what all those names on the periodic table actually mean? There's a whole lot of fascinating history on Mendeleev's table. Some carry names from antiquity, some are named for people, some are named for places, and some are...
SciShow
How Do You Get Rid of Acne?
Most of us have dealt with acne during puberty, or maybe even after that. You probably wanted to pop or pick them in order to remove them, but don't do that! Learn more about acne and learn how to get rid of it more appropriately!
Crash Course
Kant & Categorical Imperatives: Crash Course Philosophy
Our next stop on our tour of ethics is Kant’s ethics. Today Hank explains hypothetical and categorical imperatives, the universalizability principle, autonomy, and what it means to treat people as ends-in-themselves, rather than as mere...
SciShow
Where Did the Big Bang Happen?
The name “The Big Bang” makes it sound like there was a big explosion in one particular spot, but if that’s the case, where did it happen?
Crash Course
Geometric Distributions and The Birthday Paradox - Crash Course Statistics
Geometric probabilities, and probabilities in general, allow us to guess how long we'll have to wait for something to happen. Today, we'll discuss how they can be used to figure out how many Bertie Bott's Every Flavour Beans you could...
Amoeba Sisters
Pedigrees
Explore autosomal recessive trait and X-linked recessive trait tracking in pedigrees with the Amoeba Sisters! Table of Contents: Intro 00:00 Introducing Symbols/Numbering in Pedigree 0:40 Meaning of Shading in Shapes 1:19 Introducing...
SciShow
Humanity’s Deepest, Darkest Fear
Most of us experience specific fears at one point or another, like of death or the future, but psychologists believe there might be one underlying fear from which all others originate.
SciShow
Does Stretching Before Exercise Actually Help?
It seems like a good idea to stretch before exercising, but does it actually prevent injuries, or improve your performance?
Crash Course
The Central Processing Unit (CPU): Crash Course Computer Science
Today we’re going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU’s job is to execute the programs we know and love - you know like GTA V, Slack... and Power Point. To make our CPU we’ll bring...
SciShow
I Cant Believe Its Not Wood
We have some good reasons for wanting to make fake wood, but wood is complex and intricate. Can we create a good wood substitute?
TED-Ed
TED-Ed: How big is infinity? - Dennis Wildfogel
Using the fundamentals of set theory, explore the mind-bending concept of the "infinity of infinities" -- and how it led mathematicians to conclude that math itself contains unanswerable questions.
SciShow Kids
Inventing with Plants!
VELCRO® fasteners are pretty cool, but what would you think if the idea came from living things? Jessi and Squeaks talk about the sticky seeds that inspired them!