SciShow
Happy Tau Day!
June 28 is Tau Day! Join SciShow as we celebrate circles by exploring the many uses of twice pi.
TED Talks
TED: Super speed, magnetic levitation and the vision behind the hyperloop | Josh Giegel
What if your hour-long commute was reduced to just minutes? That's the promise of the hyperloop: a transit system designed around a pod that zooms through a vacuum-sealed space (roughly the size of a subway tunnel) at hyper-speed,...
TED Talks
Douglas Rushkoff: How to be "Team Human" in the digital future
Humans are no longer valued for our creativity, says media theorist Douglas Rushkoff -- in a world dominated by digital technology, we're now just valued for our data. In a passionate talk, Rushkoff urges us to stop using technology to...
TED-Ed
TED-Ed: How does an atom-smashing particle accelerator work? - Don Lincoln
An atom smasher, or particle accelerator, collides atomic nuclei together at extremely high energies, using engineering that exploits incredibly cold temperatures, very low air pressure, and hyperbolically fast speeds. Don Lincoln...
SciShow Kids
Why Do We Blink?
Ever have a staring contest? Why is it so hard?! Jessi answers a question from a curious SciShow Kids viewer: Why do we blink?
TED-Ed
TED-Ed: Poison vs. venom: What's the difference? - Rose Eveleth
Would you rather be bitten by a venomous rattlesnake or touch a poisonous dart frog? While both of these animals are capable of doing some serious damage to the human body, they deliver their dangerous toxins in different ways. Rose...
SciShow
Your Most Vivid Memories Aren't As Accurate As You Think
We all have memories that seem like they happened yesterday, but can you really trust them?
Crash Course
Cognition: How Your Mind Can Amaze and Betray You - Crash Course Psychology
We used to think that the human brain was a lot like a computer; using logic to figure out complicated problems. It turns out, it's a lot more complex and, well, weird than that. In this episode of Crash Course Psychology, Hank discusses...
TED Talks
TED: Stories of photographing monumental people -- from Michelle Obama to Stephen Hawking | Platon
With his art, photographer Platon seeks to strip away assumptions and leave viewers with a window into his subject's character, filling our eyes with wonder and curiosity. Sharing extraordinary stories of what it's like to photograph...
TED Talks
Roger Hanlon: The amazing brains and morphing skin of octopuses and other cephalopods
Octopus, squid and cuttlefish -- collectively known as cephalopods -- have strange, massive, distributed brains. What do they do with all that neural power? Dive into the ocean with marine biologist Roger Hanlon, who shares astonishing...
Crash Course
Getting Help - Psychotherapy: Crash Course Psychology
So, you know you'd like to get help with some problematic behavior (like fear of flying). What do you do? Who can you go to for help? Once you've gone, what can you expect? In this episode of Crash Course Psychology, Hank talks about...
TED Talks
3 ways companies can support grieving employees | Tilak Mandadi
When we experience loss, grief travels with us everywhere -- even work. What can companies do to support grieving employees? Sharing his own story of unimaginable heartbreak, Tilak Mandadi offers three ways organizations can cultivate a...
SciShow
Genetic Superheroes and Brains on LSD
Genetic Superheroes live among us! Hank explains that, along with a research study involving LSD and brain scans in this episode of SciShow News!
SciShow
How Celestial Bodies Affect Life in the Ocean
Life on Earth has always been shaped by other bodies in space, and life in our oceans is especially susceptible to interactions that have huge effects on life as we know it!
TED Talks
TED: The new urgency of climate change | Al Gore
The coronavirus brought much of the world to a standstill, dropping carbon emissions by five percent. Al Gore says keeping those rates down is now up to us. In this illuminating interview, he discusses how the steadily declining cost of...
TED-Ed
How long should your naps be? | Sara C. Mednick
Your eyes get heavy and gradually close... But wait! It's only lunch time and you still have so much to do. Would taking a nap help? Or would it derail your day? Well, that depends on a few things— especially what stages of sleep the nap...
TED Talks
Jiabao Li: Art that reveals how technology frames reality
In a talk that could change how you see things, designer and artist Jiabao Li introduces her conceptual projects that expose the inherent bias of digital media. From a helmet that makes you "allergic" to the color red to a browser...
TED Talks
TED: How art can shape America's conversation about freedom | Dread Scott
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. In this quick talk, visual artist Dread Scott tells the story of one of his most transgressive art installations,...
TED Talks
Steve Howard: Let's go all-in on selling sustainability
The big blue buildings of Ikea have sprouted solar panels and wind turbines; inside, shelves are stocked with LED lighting and recycled cotton. Why? Because as Steve Howard puts it: “Sustainability has gone from a nice-to-do to a...
TED Talks
TED: The hidden opportunities of the informal economy | Niti Bhan
Niti Bhan studies business strategy for Africa's informal markets: the small shops and stands, skilled craftspeople and laborers who are the invisible engine that keeps the continent's economy running. It's tempting to think of these...
SciShow Kids
Why Don’t Animals Need Sunscreen?
You should always wear sunscreen when you're playing outside, but you may have noticed that animals are outside all the time and they don't need sunscreen. Why?
SciShow Kids
What are Boogers?
What’s that stuff up your nose? Does it do anything? SciShow Kids explains the science of boogers!
TED Talks
Priscilla Pemu: A personal health coach for those living with chronic diseases
There's no shortage of resources to help people change their health behaviors -- but far too often, these resources aren't accessible in underserved communities, says physician Priscilla Pemu. Enter "culturally congruent coaching," a...
SciShow
What Makes Fresh Cut Grass Smell?
The smell of freshly cut grass on a warm summer day might make you think of lazy days in a hammock, sipping lemonade. But to the mangled grass producing that scent, it is the pungent perfume of pure terror...