Hi, what do you want to do?
MinutePhysics
Theory of Everything - What is Matter?
What is matter, anyway? What does it have to do with math? And why aren't you made of Jesus? Delving deeper into the theory of (almost) everything - the Standard Model of particle physics.
TED Talks
TED: What is an AI anyway? | Mustafa Suleyman
When it comes to artificial intelligence, what are we actually creating? Even those closest to its development are struggling to describe exactly where things are headed, says Microsoft AI CEO Mustafa Suleyman, one of the primary...
PBS
The Arrow of Time and How to Reverse It
Ever wish you could travel backward in time and do things differently? Good news: the laws of physics seem to say traveling backward in time is the same as traveling forwards. So why do we seem to be stuck in this inexorable flow towards...
PBS
Electroweak Theory and the Origin of the Fundamental Forces
Our universe seems pretty complicated. We have a weird zoo of elementary particles, which interact through very different fundamental forces. But some extremely subtle clues in nature have led us to believe that the forces of nature were...
TED Talks
TED: A mysterious design that appears across millennia | Terry Moore
What can we make of a design that shows up over and over in disparate cultures throughout history? Theorist Terry Moore explores "Penrose tiling" -- two shapes that fit together in infinite combinations without ever repeating -- and...
SciShow
We Can't Find Most Of The World's Fungi
Most of the world’s fungi aren’t just rarely seen or found solely underground. They’re flat out invisible - and that’s becoming a big problem.
Start your own microscopic journey with a Journey to the Mimicroscope
Start your own microscopic journey with a Journey to the Mimicroscope
MinuteEarth
This Is Not A Bug
It’s common to call creepy crawlies bugs, but because entomologists refer to a specific class of insects as bugs, it’s wrong to call other things bugs - right?
SciShow
Homophobia and Consumerism
Hank discusses some new research that studied what makes us unhappy with ourselves and with other people, focusing on homophobia and consumerism.
SciShow
Why Protons Are Still Such a Mystery to Scientists
Protons make up most of the regular matter int he universe, but we're still figuring out a few of their quirks... Or quarks. Join Hank Green and learn why protons are still so mysterious to scientists, and what we've discovered about...
PBS
Why String Theory is Right
Some see string theory as the one great hope for a theory of everything - that it will unite quantum mechanics and gravity and so unify all of physics into one glorious theory.
MinutePhysics
Where Does Complexity Come From? (Big Picture Ep. 3/5)
This video is about the difference between complexity and entropy, and how complex things like life can arise from disorder. Thanks to Google Making and Science for supporting this series, and to Sean Carroll for...
TED-Ed
TED-Ed: Newton's three-body problem explained | Fabio Pacucci
In 2009, researchers ran a simple experiment. They took everything we know about our solar system and calculated where every planet would be up to 5 billion years in the future. They ran over 2,000 simulations, and the astonishing...
TED Talks
TED: Making sense of string theory | Brian Greene
Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.
Crash Course
Pre-Columbian Theater, Spanish Empire, and Sor Juana: Crash Course Theater #22
This week, we're headed to the Americas to learn about the theater that existed there prior to the arrival of Europeans, how the theater of the Spanish influenced it, and the impact of Sor Juana Inez de la Cruz, playwrighting Spanish nun...
PBS
Is the Universe a Computer?
The universe is made up of information, similar to a computer, and physics (you know, the basis of the universe) certainly is based on computational principles. But is it running some grand program? Will the answer be 42? Make sure you...
SciShow
Animal Personalities Are More Like Ours Than You Might Think
If you’ve ever been around animals, you know they can have different personalities, but there’s one trait that scientists used to believe was uniquely human.
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...
PBS
How Much Information is in the Universe?
Billions of galaxies, each with billions of stars, each with .... rather a lot of particles in them. And then there's dark matter, black holes, planets, and the particles and radiation in between the stars and galaxies. But.... is the...
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?
SciShow
Magenta Is All In Your Head
The world is full of colors. Almost all of them can be described by a wavelength of visible light, but there are some colors out there that are just in your head!
TED Talks
TED: Why having fun is the secret to a healthier life | Catherine Price
Have you had your daily dose of fun? It's not just enjoyable, it's also essential for your health and happiness, says science journalist Catherine Price. She proposes a new definition of fun -- what she calls "true fun" -- and shares...
PBS
How are Justin Bieber, Franz Liszt and Jerusalem Connected?
At first glance, Pop Wunderkind Justin Bieber and revolutionary 19th Century pianist and composer Franz Liszt don't seem to have anything in common. And while they might not have any musical or biographical similarities, they both have...