3Blue1Brown
Why “probability of 0” does not mean “impossible” | Probabilities of probabilities, part 2
Introduction to probability density functions.
SciShow
Extreme Animal Cannibalism
Evolution doesn't care about ethics - it cares about surviving and getting your alleles out there as much as possible. From that perspective, cannibalism can seem like a pretty good idea to some creatures. Hank introduces us to three...
TED Talks
TED: The infinite alchemy of storytelling | Zahra Al-Mahdi
TED Fellow Zahra Al-Mahdi was raised by screens -- "storytelling machines" like TV and the internet that shaped her sense of self and reality. Now a multimedia artist and filmmaker, she challenges common historical narratives and brings...
SciShow
4 Common Misconceptions About Antidepressants, Debunked
Mental health is incredibly complex, due in no small part to the complicated interactions of chemicals and neuroreceptors in our brains. Here are four common misconceptions about antidepressants, and what the science behind them actually...
Crash Course
Theories About Family & Marriage: Crash Course Sociology
Today we’ll explore how sociology defines family and the different terms used to describe specific types of family. We’ll look at marriage in different societies, as well as marital residential patterns and patterns of descent. And, of...
Crash Course
Social Influence: Crash Course Psychology
Why do people sometimes do bad things just because someone else told them to? And what does the term Groupthink mean? In today's episode of Crash Course Psychology, Hank talks about the ideas of Social Influence and how it can affect our...
Crash Course
Boolean Logic & Logic Gates: Crash Course Computer Science
Today, Carrie Anne is going to take a look at how those transistors we talked about last episode can be used to perform complex actions. With the just two states, on and off, the flow of electricity can be used to perform a number of...
TED Talks
TED: What your smart devices know (and share) about you | Kashmir Hill and Surya Mattu
Once your smart devices can talk to you, who else are they talking to? Kashmir Hill and Surya Mattu wanted to find out -- so they outfitted Hill's apartment with 18 different internet-connected devices and built a special router to track...
MinutePhysics
Protecting Privacy with MATH (Collab with the Census)
This video was made in collaboration with the US Census Bureau and fact-checked by Census Bureau scientists. Any opinions and errors are my own. For more information, visit...
3Blue1Brown
The quick proof of Bayes' theorem
A short explanation of why Bayes' theorem is true, together with discussion on a common misconception in probability
TED-Ed
TED-Ed: How two decisions led me to Olympic glory - Steve Mesler
From setback and injury to an Olympic gold medal -- see how confidently making decisions led one bobsledder down an unexpected pathway to victory.
Crash Course
Confidence Intervals - Crash Course Statistics
Today we’re going to talk about confidence intervals. Confidence intervals allow us to quantify our uncertainty, by allowing us to define a range of values for our predictions and assigning a likelihood that something falls within that...
SciShow
Why Do So Many People Share and Believe Fake News?
Fake news spreads across the Internet like wildfire, and might even spread more quickly than real news!
TED-Ed
TED-Ed: Can you outsmart this logical fallacy? | Alex Gendler
Meet Lucy. She was a math major in college, and aced all her courses in probability and statistics. Which do you think is more likely: that Lucy is a portrait artist, or that Lucy is a portrait artist who also plays poker? How do we know...
SciShow
Epigenetics
Hank & his clone Circus Hank explain the power of epigenetics, which studies the factors that determine how much or whether some genes are expressed in your body.
TED-Ed
TED-ED: How many ways are there to prove the Pythagorean theorem? - Betty Fei
What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and the basis for...
SciShow
5 Things We Still Get Wrong About Human Reproduction
You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that. Chapters NEW EGGS 1:47 MENSTRUAL...
Crash Course
The Meaning of Knowledge: Crash Course Philosophy
On today’s episode...CATS. Also: Hank talks about some philosophy stuff, like a few of the key concepts philosophers use when discussing belief and knowledge, such as what defines an assertion and a proposition, and that belief is a kind...
TED-Ed
TED-Ed: Can you solve the Alice in Wonderland riddle? | Alex Gendler
After many adventures in Wonderland, Alice has once again found herself in the court of the temperamental Queen of Hearts. She's about to pass through the garden undetected, when she overhears the king and queen arguing that 64 is the...
SciShow
Why the Weak Nuclear Force Ruins Everything
The weak force has been causing trouble for a century, ruining everything physicists thought was true. But it might actually be responsible for your very existence.
Crash Course
The Normal Distribution - Crash Course Statistics
Today is the day we finally talk about the normal distribution! The normal distribution is incredibly important in statistics because distributions of means are normally distributed even if populations aren't. We'll get into why this is...
TED Talks
Patrick Chappatte: A free world needs satire
We need humor like we need the air we breathe, says editorial cartoonist Patrick Chappatte. In a talk illustrated with highlights from a career spent skewering everything from dictators and ideologues to selfies and social media mobs,...
Crash Course
Probability Part 1 Rules and Patterns - Crash Course Statistics
Today we’re going to begin our discussion of probability. We’ll talk about how the addition (OR) rule, the multiplication (AND) rule, and conditional probabilities help us figure out the likelihood of sequences of events happening - from...
SciShow
The Taste of Color
To the average tongue, the color "red" doesn't have a flavor or a smell. But color can affect how we perceive the world in so many ways - including how things taste and smell!