TED Talks
Jane Fonda: Why I protest for climate justice
At age 81, actor and activist Jane Fonda is putting herself on the line for the planet -- literally. In a video interview with TEDWomen curator Pat Mitchell, Fonda speaks about getting arrested multiple times during Fire Drill Fridays,...
SciShow
Why Colleges Used to Take Nude Photos of Their Students
The first week of school can be uncomfortable enough as you adjust to a new situation, but it was probably even worse back when schools made you strip down for a nude photo shoot,even if they thought they had a good reason for it.
SciShow
How Vera Rubin Found the First Direct Evidence for Dark Matter
Vera Rubin graphed the rotation curves of galaxies, helping astronomers better understand the accelerated orbits of stars on the outskirts of galaxies. Her life's work generated some of the first solid evidence for dark matter in the...
SciShow
Making Reactions Go Faster Since the 1700s | Great Minds: Elizabeth Fulhame
The chemical process of catalysis happens in a myriad of places in our modern world - from industry to inside your cells. Our knowledge of catalysis today springs from Elizabeth Fulhame, who over 225 years ago became the first person to...
Be Smart
Evolution: The Book Of Life
My friend Eric Schulze, awesome science guy and leader of Thirst DC helps me understand how genes and DNA write the book of life, and how reading that book has helped us learn that everything on Earth is descended from a common ancestor....
Crash Course
The Northern Renaissance: Crash Course European History
The European Renaissance may have started in Florence, but it pretty quickly moved out of Italy and spread the art, architecture, literature, and humanism across Europe to places like France, Spain, England, and the Low Countries....
Crash Course
How to Make an AI Read Your Handwriting (LAB)
John Green Bot wrote his first novel! Today, in our first ever Lab we’re going to program a neural network to recognize handwritten letters to convert the first part of John Green Bot’s novel into typed text. To do this we’re going to...
TED Talks
Eve Pearlman: How to lead a conversation between people who disagree
In a world deeply divided, how do we have hard conversations with nuance, curiosity, respect? Veteran reporter Eve Pearlman introduces "dialogue journalism": a project where journalists go to the heart of social and political divides to...
TED-Ed
TED-Ed: How playing an instrument benefits your brain - Anita Collins
When you listen to music, multiple areas of your brain become engaged and active. But when you actually play an instrument, that activity becomes more like a full-body brain workout. What's going on? Anita Collins explains the fireworks...
TED Talks
Scott Kim: The art of puzzles
At the 2008 EG conference, famed puzzle designer Scott Kim takes us inside the puzzle-maker's frame of mind. Sampling his career's work, he introduces a few of the most popular types, and shares the fascinations that inspired some of his...
TED Talks
Sal Khan: Let's use video to reinvent education
Salman Khan talks about how and why he created the remarkable Khan Academy, a carefully structured series of educational videos offering complete curricula in math and, now, other subjects. He shows the power of interactive exercises,...
SciShow
Why Is It So Hard to Build an ICBM?
To hopefully put your mind more at ease, Hank is here to talk about the work that goes into designing and building ICBMs.
SciShow
Why Do We Procrastinate?
You know that thing you've been putting off for awhile, that could probably be done now but instead not doing 'cause it doesn't sound like fun' right now? Well here's an explanation as to why you probably feel that way.
TED Talks
Wingham Rowan: A new kind of job market
Plenty of people need jobs with very flexible hours -- but it's difficult for those people to connect with the employers who need them. Wingham Rowan is working on that. He explains how the same technology that powers modern financial...
TED Talks
TED: This company pays kids to do their math homework | Mohamad Jebara
Mohamad Jebara loves mathematics -- but he's concerned that too many students grow up thinking that this beautiful, rewarding subject is difficult and boring. His company is experimenting with a bold idea: paying students for completing...
TED Talks
TED: How I became an entrepreneur at 66 | Paul Tasner
It's never too late to reinvent yourself. Take it from Paul Tasner -- after working continuously for other people for 40 years, he founded his own start-up at age 66, pairing his idea for a business with his experience and passion. And...
TED Talks
TED: The Axis of Evil Middle East Comedy Tour | Jamil Abu-Wardeh
Jamil Abu-Wardeh jump-started the comedy scene in the Arab world by founding the Axis of Evil Middle East Comedy Tour, which brings standup comedians to laughing audiences all over the region. He's found that, by respecting the "three...
TED Talks
TED: How to connect while apart | Eric Yuan
People everywhere are using Zoom to work, take classes, do yoga -- and even get married. The company's CEO and founder Eric Yuan reflects on how they developed the world's most popular video chat software and envisions a digital future...
SciShow
Space Exploration Isn’t Great for the Earth (But It Could Be)
Building and launching rockets to learn about other worlds hasn't been great for Earth, but environmental engineers are working on changing that legacy.
TED Talks
TED: When workers own companies, the economy is more resilient | Niki Okuk
Another economic reality is possible -- one that values community, sustainability and resiliency instead of profit by any means necessary. Niki Okuk shares her case for cooperative economics and a vision for how working-class people can...
SciShow
4 Weird Unsolved Mysteries of Math
There are lots of unsolved mysteries in the world of math, and many of them start off with a deceptively simple premise, like: What's the biggest couch you can slide around a 90-degree corner? Chapters MOVING SOFA PROBLEM 0:35 MOSER'S...
TED-Ed
TED-Ed: The art forger who tricked the Nazis
It was one of the strangest trials in Dutch history. The defendant in a 1947 case was an art forger who had counterfeited millions of dollars worth of paintings. But he wasn’t arguing his innocence— in fact, his life depended on proving...
TED Talks
TED: The trials, tribulations and timeline of a COVID-19 vaccine | Jerome Kim
Developing a vaccine usually takes five to 10 years, costs about a billion dollars and has a failure rate of 93 percent. Under the pressure of the coronavirus pandemic, scientists are being asked to speed that timeline up to 12 to 18...