Crash Course
Make an AI Sound Like a YouTuber (LAB)
Let’s try to help John Green Bot sound a bit more like the real John Green using Natural Language Processing. Today, we're going to code a program that takes a one word prompt and then completes the sentence that sounds like something...
TED Talks
Karen Tse: How to stop torture
Political prisoners aren't the only ones being tortured -- the vast majority of judicial torture happens in ordinary cases, even in 'functioning' legal systems. Social activist Karen Tse shows how we can, and should, stand up and end the...
SciShow
How Do You Sing in Falsetto?
High-pitched falsetto singing can show off a singer’s physical ability, because singing this way takes a lot of effort and some careful physics!
SciShow
How Computers Find Naked People in Photos
Why isn't the internet just covered in naked people? Algorithms! However, designing them to distinguish between pornography and people in skin tone clothing or swimsuits is harder than you'd think.
TED Talks
TED: Fighting with nonviolence | Scilla Elworthy
How do you deal with a bully without becoming a thug? In this wise and soulful talk, peace activist Scilla Elworthy maps out the skills we need -- as nations and individuals -- to fight extreme force without using force in return. To...
TED Talks
Leland Melvin: An astronaut's story of curiosity, perspective and change
What job is best for a young man who's been a tennis ace, a cross-country traveler, a chemistry nerd and an NFL draftee? How about ... astronaut? Leland Melvin tells the story of the challenges he's accepted and the opportunities he's...
TED-Ed
TED-Ed: Life of an astronaut - Jerry Carr
Astronaut Jerry Carr knows space. As commander of Skylab, he spent over 2000 hours in space, orbiting the Earth over 1000 times. Recounting his life story, Carr remembers the enchanting years he spent at NASA. Lesson by Jerry Carr,...
3Blue1Brown
What is backpropagation really doing? | Deep learning, chapter 3
An overview of backpropagation, the algorithm behind how neural networks learn.
TED Talks
Chris Downey: Design with the blind in mind
What would a city designed for the blind be like? Chris Downey is an architect who went suddenly blind in 2008; he contrasts life in his beloved San Francisco before and after -- and shows how the thoughtful designs that enhance his life...
SciShow
Growing Lambs in High-Tech Plastic Bags
We're closer than ever to growing life in artificial wombs, and we've learned a bit more about how glucose and protein affect exercise endurance.
SciShow
This Flatworm Remembers Things After You Cut Off Its Brain
Planarians are flatworms most known for being able to grow a new head if it gets cut off, but perhaps even stranger is the fact that their new head retains some of the memories from the old one.
MinuteEarth
Why It's Good To Have A Weak Hand
We might have a strong hand because having a weak hand is actually useful.
3Blue1Brown
Backpropagation calculus: Deep learning - Part 4 of 4
The math of backpropagation, the algorithm by which neural networks learn.
TED Talks
TED: The most powerful untapped resource in health care | Edith Elliott and Shahed Alam
Whether we're rushing a child to the emergency room after a fall or making chicken soup for a feverish spouse, love inspires us to act when a family member gets sick. Global health activists Edith Elliott and Shahed Alam believe we can...
TED-Ed
TED-ED: Who were the Vestal Virgins, and what was their job? - Peta Greenfield
In ancient Rome, Vestal Virgins were tasked with keeping vigil over the flame of Vesta, the virgin goddess of the hearth. The flame represented two things: the continuation of Rome as a power in the world and the continuing virginity of...
TED Talks
Sakena Yacoobi: How I stopped the Taliban from shutting down my school
When the Taliban closed all the girls' schools in Afghanistan, Sakena Yacoobi set up new schools, in secret, educating thousands of women and men. In this fierce, funny talk, she tells the jaw-dropping story of two times when she was...
TED Talks
TED: How architecture can create dignity for all | John Cary
If architect and writer John Cary has his way, women will never need to stand in pointlessly long bathroom lines again. Lines like these are representative of a more serious issue, Cary says: the lack of diversity in design that leads to...
TED Talks
TED: Never, ever give up | Diana Nyad
In the pitch-black night, stung by jellyfish, choking on salt water, singing to herself, hallucinating … Diana Nyad just kept on swimming. And that's how she finally achieved her lifetime goal as an athlete: an extreme 100-mile swim from...
SciShow
SpaceX Is Sending People to the Moon!
SpaceX is spearheading space travel for consumers and one day hopes to take people to the moon!
TED Talks
Ernest Madu: World-class health care
Dr. Ernest Madu runs the Heart Institute of the Caribbean in Kingston, Jamaica, where he proves that -- with careful design, smart technical choices, and a true desire to serve -- it's possible to offer world-class healthcare in the...
TED Talks
Sara Sanford: How to design gender bias out of your workplace
Equity expert Sara Sanford offers a certified playbook that helps companies go beyond good intentions, using a data-driven standard to actively counter unconscious bias and foster gender equity -- by changing how workplaces operate, not...
3Blue1Brown
What is backpropagation really doing? Deep learning - Part 3 of 4
An overview of backpropagation, the algorithm behind how neural networks learn.
TED Talks
TED: An election redesign to restore trust in US democracy | Tiana Epps-Johnson
Election infrastructure in the United States is crumbling, says technologist Tiana Epps-Johnson, and, even worse, election officials are increasingly being attacked simply for doing their jobs. How can the country rebuild trust in its...
SciShow
You Don’t Know Yourself as Well as You Think
How people assess their abilities doesn't often line up well with how they objectively perform. However, there does seem to be a good reason for this, as well as a way that people can get better.