TED-Ed
TED-Ed: 3 easy steps to build a real utopia | Joseph Lacey
A group of strangers have gathered to design a just society. To ensure none of them rig the system, they’ve been placed under a veil of ignorance. Under this veil, they’re blind to information about age, sex, profession, wealth,...
TED-Ed
TED-Ed: The true story behind the legend of the 47 Rōnin | Adam Clulow
Asano Naganori, lord of Akō domain, fixed his gaze on Kira Yoshinaka, a senior master of ceremony. Asano extended his short sword, charged through the castle, and struck Kira. While the wound wasn’t fatal, its consequences would be. What...
TED Talks
TED: Fight for justice — even if you don't live to see it | Golriz Lucina
Storyteller Golriz Lucina recounts how the historic sacrifice of Iranian 19th-century poet and mystic Táhirih planted the seeds for the "Woman, Life, Freedom" protests today, offering an inspiring lesson in the value of acting with...
TED Talks
TED: Your identity is your superpower | America Ferrera
A clip from America Ferrera's TED Talk "My identity is a superpower -- not an obstacle" from TED2019 Hollywood needs to stop resisting what the world actually looks like, says actor, director and activist America Ferrera. Tracing the...
SciShow
5 of the Most Important Inventions in Robotics
A lot of robots are developed to physically replicate our actions and behavior, like a bipedal, balanced walk, a large range of motion, and the ability to perceive and interact with the environment. But, maybe not to your surprise,...
TED Talks
TED: How to feng shui your fridge -- and other happy climate hacks | Jiaying Zhao
Is it possible for taking action on climate change to make you feel happy? Behavioral scientist Jiaying Zhao believes that's the only way we'll create lasting, sustainable change. From treat meals to feng shui fridges, she offers eight...
Curated Video
Police and demonstrator on clearing of barricades, status of protest
Hong Kong police will continue to take down barriers set up by pro-democracy protesters, a police spokesman said on Tuesday.
Hui Chun-tak, Superintendent of the Police Public Relations Branch, said the action would continue "especially...
PBS
Why Climate Change Is An 'All-Encompassing Threat'
Although a candidate just entered the 2020 presidential race with a platform centered on climate change, some experts say Americans aren't fully aware of the scope and seriousness of global warming. Among them is David Wallace-Wells, who...
3Blue1Brown
Group theory, abstraction, and the 196,883-dimensional monster
An introduction to group theory, and the monster group.
Crash Course
Sex Discrimination: Crash Course Government and Politics
Today, Craig is going to talk about employment discrimination, and we're going to focus primarily on women in the workforce. Discrimination against women tends to be handled somewhat differently in the courts as they are not a minority....
SciShow
The Human Neocortex Isn’t as Special as We Thought
For a long time, scientists considered the neocortex the brainiest part of the human brain – an obvious candidate for the thing that makes us unique. But in some ways, it’s not that different from other mammals’ brains. So researchers...
SciShow
5 of the Most Important Inventions in Robotics
A lot of robots are developed to physically replicate our actions and behavior, like a bipedal, balanced walk, a large range of motion, and the ability to perceive and interact with the environment. But, maybe not to your surprise,...
TED-Ed
TED-ED: How many verb tenses are there in English? - Anna Ananichuk
How many different verb tenses are there in a language like English? At first, the answer seems obvious - there's past, present, and future. But it isn't quite that simple. Anna Ananichuk explains how thanks to something called...
3Blue1Brown
e to the pi i, a nontraditional take (old version)
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
TED Talks
Pam Warhurst: How we can eat our landscapes
What should a community do with its unused land? Plant food, of course. With energy and humor, Pam Warhurst tells at the TEDSalon the story of how she and a growing team of volunteers came together to turn plots of unused land into...
SciShow
The Surprising Link Between Allergies and Suicide
Our mood is influenced in many ways by our environment, and researchers have discovered a possible connection between the pollen in our air and a rise in suicide.
3Blue1Brown
Understanding e to the pi i
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
SciShow
4 Psychological Terms That You're Using Incorrectly
At some point, you’ve probably heard someone use any or all of these four words to describe someone. But there’s a really excellent chance that person had no idea what these terms mean. But SciShow is here to help clear up some of these...
Crash Course
Social Thinking: Crash Course Psychology
Why do people do bad things? Is it because of the situation or who they are at their core? In this week's episode of Crash Course Psychology, Hank works to shed a little light on the ideas of Situation vs. Personality. Oh, and we'll have...
SciShow
Why Ouija Boards Are So Convincing
If you've ever played with a ouija board, you might have gotten the spooky sensation of an other worldly presence. But really, that's just your brain playing tricks on you.
TED-Ed
TED-ED: What "Orwellian" really means - Noah Tavlin
If you've watched the news or followed politics, chances are you've heard the term Orwellian thrown around in one context or another. But have you ever stopped to think about what it really means, or why it's used so often? Noah Tavlin...
SciShow
Alien Hand Syndrome: When a Limb Goes Rogue
What would you do if your hand seemed to develop a mind of its own, beyond your control?
TED-Ed
TED-Ed: Defining cyberwarfare in hopes of preventing it - Daniel Garrie
Can you imagine a future where wars are fought not with bombs and bullets but computer viruses and pacemaker shutdowns? Cyberware is unique in that it is not covered by existing legal framework and it often inspires more questions than...
TED Talks
TED: Why being respectful to your coworkers is good for business | Christine Porath
Looking to get ahead in your career? Start by being respectful to your coworkers, says leadership researcher Christine Porath. In this science-backed talk, she shares surprising insights about the costs of rudeness and shows how little...