TED Talks
TED: Do you really know why you do what you do? | Petter Johansson
Experimental psychologist Petter Johansson researches choice blindness -- a phenomenon where we convince ourselves that we're getting what we want, even when we're not. In an eye-opening talk, he shares experiments (designed in...
TED Talks
TED: Want to be an activist? Start with your toys | McKenna Pope
McKenna Pope's younger brother loved to cook, but he worried about using an Easy-Bake Oven -- because it was a toy for girls. So at age 13, Pope started an online petition for the American toy company Hasbro to change the pink-and-purple...
TED Talks
TED: A cyber-magic card trick like no other | Marco Tempest
The suits, numbers and colors in a deck of cards correspond to the seasons, moon cycles and calendar. Marco Tempest straps on augmented reality goggles and does a card trick like you've never seen before, weaving a lyrical tale as he...
Crash Course
How Does Language Move? Crash Course Geography
While we can’t explore every cultural trait in the world, language is an important system of spoken, signed, or written symbols humans use to express themselves. It’s a major marker of identity that often unites members of the same...
SciShow Kids
4 Things to Do When It's Too Cold Outside! | Winter Science | SciShow Kids
Jessi and Squeaks were supposed to go sledding today, but it's really cold outside! That won't stop them from having fun, though! Join them as they look back on some great experiments to do on a freezing cold day!
TED Talks
TED: Radical women, embracing tradition | Kavita Ramdas
Investing in women can unlock infinite potential around the globe. But how can women walk the line between Western-style empowerment and traditional culture? Kavita Ramdas of the Global Fund for Women talks about three encounters with...
TED Talks
Jeff Han: The radical promise of the multi-touch interface
Jeff Han shows off a cheap, scalable multi-touch and pressure-sensitive computer screen interface that may spell the end of point-and-click.
TED Talks
Yves Behar: Designing objects that tell stories
Designer Yves Behar digs up his creative roots to discuss some of the iconic objects he's created (the Leaf lamp, the Jawbone headset). Then he turns to the witty, surprising, elegant objects he's working on now -- including the "$100...
TED Talks
Dean Ornish: Your genes are not your fate
Dean Ornish shares new research that shows how adopting healthy lifestyle habits can affect a person at a genetic level. For instance, he says, when you live healthier, eat better, exercise, and love more, your brain cells actually...
TED Talks
Kevin Surace: Eco-friendly drywall
Kevin Surace suggests we rethink basic construction materials -- such as the familiar wallboard -- to reduce the huge carbon footprint generated by the manufacturing and construction of our buildings. He introduces EcoRock, a clean,...
TED Talks
The music of a war child - Emmanuel Jal
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. For five years, young Emmanuel Jal fought as a child soldier in the Sudan. Rescued by an aid worker, he's become an...
TED Talks
Sally Kohn: Don't like clickbait? Don't click
Doesn't it seem like a lot of online news sites have moved beyond reporting the news to openly inciting your outrage (and your page views)? News analyst Sally Kohn suggests — don't engage with news that looks like it just wants to make...
MinuteEarth
How To Go Extinct
Our new evolution simulator reveals that extinction often happens when conditions change quickly.
SciShow
This Beautiful House Is Made of Snot
These giant balls of mucus may seem like a bizarre sight in the open ocean, but all this snot serves a purpose, both for the tiny creatures that produce it and for the entire ocean ecosystem!
SciShow
How Worried Should You Be About Smart Home Security?
As we hurtle through the development of the digital world, it's important to keep in mind the security implications of the technology we use.
SciShow
Climate Science From Space | SciShow Talk Show
Dr. Steve Running discusses his work at NASA using satellites to keep tabs on Earth’s ecological systems. Jessi from Animal Wonders drops by to introduce Hank and Steve to Bindi the Bearded Dragon.
SciShow
The Pristine Visitor From Another Star
You may have heard of the first interstellar object observed in our solar system, but did you know there's more than one? And speaking of icy rocks, new research suggests the ocean under the icy crust of Enceladus could be more dynamic...
3Blue1Brown
Higher order derivatives: Essence of Calculus - Part 10 of 11
What is the second derivative? Third derivative? How do you think about these?
PBS
Network Mathematics and Rival Factions | Infinite Series
The theory of social networks allows us to mathematically model and analyze the relationships between governments, organizations and even the rival factions warring on Game of Thrones.
3Blue1Brown
Derivative formulas through geometry | Chapter 3, Essence of calculus
Introduction to the derivatives of polynomial terms and trigonometric functions thought about geometrically and intuitively. The goal is for these formulas to feel like something the student could have discovered, rather than something...
TED Talks
Roy Gould + Curtis Wong: A preview of the WorldWide Telescope
Educator Roy Gould and researcher Curtis Wong show a sneak preview of Microsoft's WorldWide Telescope, which compiles images from telescopes and satellites to build a comprehensive, interactive view of our universe.
TED Talks
Wadah Khanfar: A historic moment in the Arab world
As a democratic revolution led by tech-empowered young people sweeps the Arab world, Wadah Khanfar, the head of Al Jazeera, shares a profoundly optimistic view of what's happening in Egypt, Tunisia, Libya and beyond -- at this powerful...
TED Talks
TED: The taboo secret to better health | Molly Winter
Our poop and pee have superpowers, but for the most part we don't harness them. Molly Winter faces down our squeamishness and asks us to see what goes down the toilet as a resource, one that can help fight climate change, spur innovation...
TED Talks
TED: How shocking events can spark positive change | Naomi Klein
Things are pretty shocking out there right now -- record-breaking storms, deadly terror attacks, thousands of migrants disappearing beneath the waves and openly supremacist movements rising. Are we responding with the urgency that these...