SciShow
The Hamster That Saved Thousands of COVID Patients
Forget lab rats — meet the Chinese or striped-back hamster, an unassuming little rodent whose role in research over the years has led to breakthroughs in genetics, pharmaceutics and more!
TED Talks
David Macaulay: An illustrated journey through Rome
David Macaulay relives the winding and sometimes surreal journey toward the completion of Rome Antics, his illustrated homage to the historic city.
Bozeman Science
System Boundaries
In this video Paul Andersen explains how the boundary between the system and environment is chosen to simplify analysis of a physics problem.
MinuteEarth
Why Bird Penises Are So Weird
Male birds have the largest genital diversity of any class of animals because their sex chromosomes make it easy to pass male-helping mutations down the line. ___________________________________________ To learn more, start your googling...
SciShow
How Can It Be Too Hot To Fly?
How does heat affect airplanes? Turns out heat, speed and density connect to create dangerous situations.
Bozeman Science
Cellular Respiration Lab Walkthrough
Mr. Andersen walks you through the cellular respiration lab.
TED Talks
TED: This is your brain on communication | uri Hasson
Neuroscientist uri Hasson researches the basis of human communication, and experiments from his lab reveal that even across different languages, our brains show similar activity, or become "aligned," when we hear the same idea or story....
TED Talks
TED: A next-gen cure for killer infections | Kary Mullis
(NOTE: This talk was given in 2009, and this field of science has developed quickly since then. Read "Criticisms & updates" below for more details.) Drug-resistant bacteria kills, even in top hospitals. But now tough infections like...
Bozeman Science
Graphing Data by Hand
Paul Andersen shows you how to graph data by hand. He explains the required elements of a scatter plot with a best fit line. He shows you how to properly scale and label the axes.
Crash Course
Screens & 2D Graphics: Crash Course Computer Science
Today we begin our discussion of computer graphics. So we ended last episode with the proliferation of command line (or text) interfaces, which sometimes used screens, but typically electronic typewriters or teletypes onto paper. But by...
Crash Course
Computer Networks: Crash Course Computer Science
Today we start a three episode arc on the rise of a global telecommunications network that changed the world forever. We’re going to begin with computer networks, and how they grew from small groups of connected computers on LAN networks...
TED Talks
Aris Venetikidis: Making sense of maps
Aris Venetikidis is fascinated by the maps we draw in our minds as we move around a city -- less like street maps, more like schematics or wiring diagrams, abstract images of relationships between places. How can we learn from these...
TED-Ed
TED-Ed: Euclid's puzzling parallel postulate - Jeff Dekofsky
Euclid, known as the "Father of Geometry," developed several of modern geometry's most enduring theorems--but what can we make of his mysterious fifth postulate, the parallel postulate? Jeff Dekofsky shows us how mathematical minds have...
TED Talks
Jasmine Crowe: What we're getting wrong in the fight to end hunger
In a world that's wasting more food than ever before, why do one in nine people still go to bed hungry each night? Social entrepreneur Jasmine Crowe calls for a radical transformation to our fight to end global hunger -- challenging us...
TED Talks
TED: Deaf in the military | Keith Nolan
Keith Nolan always wanted to join the United States military. The challenge: he is Deaf, which is an automatic disqualification according to military rules. In this talk, he describes his fight to fight for his country. (In American Sign...
SciShow Kids
Getting Ready for the Eclipse!
Jessi and Squeaks are really excited about the total solar eclipse on August 21st, so they're revisiting all the amazing things they've learned about the sun, the moon, and how eclipses happen!
Bozeman Science
Practice 4 - Analyzing and Interpreting Data
Paul Andersen explains how scientists analyze and interpret data. Data can be organized in a table and displayed using a graph. Students should learn how to present and evaluate data.
TED Talks
Mary Roach: 10 things you didn't know about orgasm
"Bonk" author Mary Roach delves into obscure scientific research, some of it centuries old, to make 10 surprising claims about sexual climax, ranging from the bizarre to the hilarious. (This talk is aimed at adults. Viewer discretion...
PBS
Is Community a Postmodern Masterpiece?
Though the TV show Community has never achieved huge ratings, it has a passionate cult following, including us here at Idea Channel. The show plays with genre and narrative in such a creative way that it brings to mind the cultural and...
Crash Course Kids
The Ecliptic
So, what is the Ecliptic? Well, it has to do with the Zodiac constellations and our sun and how they move in relation to one another. It's kind of cool! In this episode, Sabrina chats about this imaginary line called the Ecliptic and its...
MinuteEarth
The Best Dragon (According to Science)
We ranked dragons based on how biologically and evolutionarily plausible they are. ___________________________________________ To learn more, start your googling with these keywords: Tetrapods: four-limbed (with a few exceptions, such as...
Crash Course
Humans and AI Working Together
There’s been a lot of discussion about how automation is going to take people’s jobs and we don’t want to downplay that real impact, but today we’re going to focus on the benefits of humans and AI working together. Human-AI teams allow...
TED Talks
Hannah Gadsby: Three ideas. Three contradictions. Or not.
Hannah Gadsby's groundbreaking special "Nanette" broke comedy. In a talk about truth and purpose, she shares three ideas and three contradictions. Or not.
TED-Ed
TED-ED: The city of walls: Constantinople - Lars Brownworth
The world owes much of its cultural legacy to Constantinople's walls. When Constantinople was under seige by neighboring enemies, the Roman city's elaborate system of moats, outer walls, and inner walls stood tall. Surviving numerous...