Crash Course
Let's Talk About Sex: Crash Course Psychology
Sex is complicated for different reasons in different cultures. But, it's the entire purpose of life, so there's no reason to blush. In this episode of Crash Course Psychology, Hank talks about Kinsey, Masters and Johnson, Sexuality,...
PBS
New book details U.S. government’s UFO investigations and search for alien life
Since the 1940s, unidentified flying objects have been a part of our nation’s cultural phenomena. But for the U.S. government, UFOs have been a mystery and something the military has been investigating for decades. Amna Nawaz discussed...
SciShow
Should You Worry About Caffeine Dehydrating You?
There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?
SciShow
When Athletes Dope ... & Einstein FTW
This week's SciShow news has Hank bringing us a primer on the science behind various illegal and illicit ways in which athletes "improve" their bodies, proof of general relativity that we can actually see, and a new way to measure how...
SciShow
5 Scientists Who Experimented On Themselves: High Stakes Research
It took some time for us to realize it isn’t the best idea for scientists to experiment on themselves. But along the way, sometimes at the expense of the health of scientists, we have gained crucial insights into their areas of study.
TED-Ed
TED-Ed: One of the most banned books of all time | Mollie Godfrey
In 1998, a school district removed one of American literature's most acclaimed works from its curriculum. Parents pushing for the ban said the book was both "sexually explicit" and "anti-white." The book at the center of this debate was...
Curated Video
Let's Talk About Sex: Crash Course Psychology
Sex is complicated for different reasons in different cultures. But, it's the entire purpose of life, so there's no reason to blush. In this episode of Crash Course Psychology, Hank talks about Kinsey, Masters and Johnson, Sexuality,...
TED-Ed
TED-ED: Electric vocabulary - James Sheils
We all know the words around electricity -- _charge," _positive," _battery" and more. But where do they come from and what do they really mean? Let the history of these words illuminate the physics of electric phenomena.
Crash Course
The Fall of Communism: Crash Course European History
The aftermath of the collapse of the Soviet Union and its Warsaw Pact had a huge impact on the countries of Eastern Europe. As the former satellite states turned away from communism and Soviet influence, some of them shifted toward...
TED-Ed
TED-Ed: The power of the placebo effect - Emma Bryce
The placebo effect is an unexplained phenomenon wherein drugs, treatments, and therapies that aren't supposed to have an effect -- and are often fake -- miraculously make people feel better. What's going on? Emma Bryce dives into the...
TED Talks
Conrad Wolfram: Teaching kids real math with computers
From rockets to stock markets, many of humanity's most thrilling creations are powered by math. So why do kids lose interest in it? Conrad Wolfram says the part of math we teach -- calculation by hand -- isn't just tedious, it's mostly...
TED-Ed
TED-Ed: The true cost of gold | Lyla Latif
In 2020, Mali produced over 71 tons of gold— an amount worth billions of dollars. But Mali saw only $850 million dollars from that gold. And this situation isn't unique: a number of other gold-rich countries in Africa aren't seeing the...
SciShow
5 Psychology Experiments You Couldn't Do Today
In the past, some experiments were run in scary and unethical ways. From using children to unknowing subjects, these five experiments left people affected for the rest of their lives.
Crash Course
The Tuskegee Experiment: Crash Course Black American History
From 1932 to 1972, the United States Public Health Service and the Centers for Disease Control and Prevention operated an extremely unethical medical experiment on the effects of outcomes of untreated syphilis. Hundreds of poor Black men...
SciShow
Meet Dragon Man, Humans’ Possible New Relative | SciShow News
In a bone-filled week, a rediscovered cranium from China might represent an entirely new species of human that's possibly our closest evolutionary relative. And, while studying a 5,000-year-old skeleton, scientists found evidence of what...
SciShow
What Happens if Your Body is Exposed to the Vacuum of Space?
Hank answers a SciShow viewer's most pressing question about what happens if the human body gets exposed to space. Would your head really explode?
Crash Course
Schizophrenia & Dissociative Disorders: Crash Course Psychology
Did you know that Schizophrenia and Multiple Personality Disorder aren't the same thing? Did you know that we don't call it Multiple Personality Disorder anymore? In this episode of Crash Course Psychology, Hank takes us down the road of...
SciShow
Can a Hot Drink Cool You Down?
In some arid parts of the world, people cool off by drinking hot beverages. Can a hot drink on a hot day really cool you down?
3Blue1Brown
Essence of linear algebra preview
The introduction to a series on visualizing core ideas of linear algebra.
TED Talks
Chris Bliss: Comedy is translation
Every act of communication is, in some way, an act of translation. Writer Chris Bliss talks about the way that great comedy can translate deep truths for a mass audience.
3Blue1Brown
Essence of Linear Algebra: Preview
The introduction to a series on visualizing core ideas of linear algebra.
SciShow
Why Is It So Hard to Make a Realistic Twitter Bot?
What are the methods twitter bots use to fool us, and what are some of the challenges in doing so?