TED Talks
Van Jones: The economic injustice of plastic
When we throw away our plastic trash, where does it go? In this hard-hitting talk, Van Jones shows us how our throwaway culture hits poor people and poor countries "first and worst," with consequences we all share no matter where we...
TED Talks
TED: How police and the public can create safer neighborhoods together | Tracie Keesee
We all want to be safe, and our safety is intertwined, says Tracie Keesee, cofounder of the Center for Policing Equity. Sharing lessons she's learned from 25 years as a police officer, Keesee reflects on the public safety challenges...
SciShow
The Future of SciShow
SciShow has a lot in store for the future! Find out what we're planning, and get a sneak peek at the people behind the show.
Crash Course
Sound Production: Crash Course Film Production
Good sound is easy to miss because, usually, you're not paying attention to it. You're just simply, "in the story." But, sound recordists and engineers need to have a lot of technical know how as well as an instinct for story to help...
TED Talks
Paul MacCready: A flight on solar wings
Paul MacCready -- aircraft designer, environmentalist, and lifelong lover of flight -- talks about his long career.
Amoeba Sisters
Gene Regulation and the Order of the Operon
Explore gene expression with the Amoeba Sisters, including the fascinating Lac Operon found in bacteria! Learn how genes can be turned "on" and "off" and why this is essential for cellular function.
TED Talks
The real story of McMafia: How global crime networks work - Misha Glenny
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Journalist Misha Glenny spent several years in a courageous investigation of organized crime networks, which have...
SciShow
There Are More Than Two Human Sexes
In high school biology, we learn that humans are born with either XX or XY chromosomes, and that a person’s internal and external sex organs match those chromosomes. It turns out, however, that sex isn’t that straightforward.
Crash Course
Producers: Crash Course Film Production
So... what do Producers even do? It's a hard question to answer because there are so many different kinds of producers on a movie. In this episode of Crash Course Film Production, Lily Gladstone talks us through the different kinds of...
Crash Course
Economic Systems the Labor Market Crash Course Sociology
This week we’ll see how economies can be broken down into the primary, secondary, and tertiary sectors. We’ll look at the three stages of economic revolution that brought us to the modern post-industrial era. We’ll also explore two types...
TED Talks
TED: There are no scraps of men | Alberto Cairo
Alberto Cairo's clinics in Afghanistan used to close down during active fighting. Now, they stay open. In this powerful talk, Cairo tells the moving story of why -- and how he found humanity and dignity in the midst of war.
SciShow
Why Herpes Is the Most Talented Virus Ever
Unlike with many other viruses, once you get a herpesvirus you’re stuck with it for life. But just how do these master trespassers accomplish this feat?
TED Talks
TED: What seaweed and cow burps have to do with climate change | Ermias Kebreab
Scientists have long known that cows are a huge source of the greenhouse gas methane, contributing up to four percent of emissions globally. But could there be a way to make cattle less -- ahem -- gassy? Animal scientist Ermias Kebreab...
Crash Course
The Director: Crash Course Film Production
So... what do Directors even do? That's not an easy question to answer but today Lily will do her best. Generally, directors are the driving creative force behind a movie, deciding what kind of cinematic world the story will take place...
TED Talks
Barry Schwartz: The way we think about work is broken
What makes work satisfying? Apart from a paycheck, there are intangible values that, Barry Schwartz suggests, our current way of thinking about work simply ignores. It's time to stop thinking of workers as cogs on a wheel.
SciShow
Are Blue Eyes Endangered?
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren't really blue! SciShow explains!
TED Talks
Marilyn Waring: The unpaid work that GDP ignores -- and why it really counts
If you: do laundry, are (or have been) pregnant, tidy up, shop for your household or do similar labor, then by GDP standards, you're unproductive. In this visionary talk, economist Marilyn Waring seeks to correct the failures of this...
SciShow
Why Did You Skip a Period?
Have you had a normal menstrual cycle and then you suddenly miss a period? There are different reasons why this can happen, and if you don't experience a period you were expecting, you’ll probably want to talk to your health care...
SciShow
Why Is It So Hard to Make a Male Birth Control Pill?
A safe, reversible option for male birth control has eluded scientists for decades, but a new pill is showing a lot of promise!
Crash Course
Market Failures, Taxes, and Subsidies: Crash Course Economics
This week on Crash Course Econ, Jacob and Adriene are talking about failure. Specifically, we're talking about market failures. When markets don't provide a good or service efficiently, that's a market failure. When markets fail, often...
Crash Course
Urinary System, part 2: Crash Course A&P
As we promised last week, we're not quite done talking about your pee yet. Today Hank explains how the urinary system regulates the production of urine, by maintaining a study glomerular flow rate. He'll also cover the anatomy of storing...
Crash Course
How We Got Here: Crash Course Sociology
So we know that sociology is the study of society, but what exactly *is* a society? Today we’re going to find out. We’ll look at Gerhard Lenski's classification of societies into five types, and the technological changes that turn one...
SciShow
Why Do Our Bones Make Our Blood?
Our bones are multi-functional body builders, but perhaps their most mysterious function is the production of blood. Scientists now think they have a pretty good idea why this is where our blood gets made.
Crash Course
The Reproductive System: How Gonads Go - CrashCourse Biology
Hank lets us in on the meaning of life, at least from a biological perspective - it's reproduction, which answers the essential question of all organisms: how do I make more of myself? So, sex, how does it work?