TED Talks
TED: How Netflix changed entertainment -- and where it's headed | Reed Hastings
Netflix changed the world of entertainment -- first with DVD-by-mail, then with streaming media and then again with sensational original shows like "Orange Is the New Black" and "Stranger Things" -- but not without taking its fair share...
TED Talks
TED: The psychology of your future self | Dan Gilbert
Human beings are works in progress that mistakenly think they're finished. Dan Gilbert shares recent research on a phenomenon he calls the "end of history illusion," where we somehow imagine that the person we are right now is the person...
TED Talks
The surprising decline in violence - Steven Pinker
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Steven Pinker charts the decline of violence from Biblical times to the present, and argues that, though it may...
3Blue1Brown
Simulating an epidemic
SIR models for epidemics, showing how tweakign behavior can change an outbreak.
TED-Ed
TED-Ed: If superpowers were real: Super speed - Joy Lin
What if super speed wasn't just the stuff of epic comic book stories? Is it scientifically possible to be super speedy? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...
SciShow
Why Multitask While Driving Isn't a Good Idea
Driving can be dangerous, especially if you’re trying to juggle a variety of distractions while barreling down a busy highway. So scientists are looking into ways to keep us focused on the task at hand, even if you’re traveling in an...
TED Talks
TED: Medicine for the 99 percent | Thomas Pogge
Sad but true: Many of the cures and vaccines our world desperately needs -- for illnesses millions of people have -- just aren't being produced or developed, because there's no financial incentive. Thomas Pogge proposes a $6 billion plan...
SciShow
Carcolepsy: Why Do We Get Sleepy in Cars?
It turns out there are number of aspects of driving that can potentially conspire to lull our bodies into a potentially dangerous state of drowsiness.
SciShow
Our Expanding Universe | Compilation
The universe is expanding. But how much is it expanding? Is it doing expanding the same way everywhere? And can physics actually explain the expansion?
MinutePhysics
The Twins Paradox Hands-On Explanation | Special Relativity Ch. 8
This video is chapter 8 in my series on special relativity, and it presents a hands-on explanation of the resolution to the Twins Paradox using the mechanical minkowski diagram, aka mechanical Lorentz transformation, aka spacetime globe....
TED Talks
Jedidah Isler: How I fell in love with quasars, blazars and our incredible universe
Jedidah Isler first fell in love with the night sky as a little girl. Now she's an astrophysicist who studies supermassive hyperactive black holes. In a charming talk, she takes us trillions of kilometers from Earth to introduce us to...
TED Talks
Hannah Fry: The mathematics of love
Finding the right mate is no cakewalk -- but is it even mathematically likely? In a charming talk, mathematician Hannah Fry shows patterns in how we look for love, and gives her top three tips (verified by math!) for finding that special...
TED Talks
David Keith: A critical look at geoengineering against climate change
Environmental scientist David Keith proposes a cheap, effective, shocking means to address climate change: What if we injected a huge cloud of ash into the atmosphere to deflect sunlight and heat?
SciShow
Why Humans Feel Disgust, and Why Other Animals Might Too
You might think something is so "icky" that you try avoid it, and scientists think there's a reason humans, and even some other animals, do this.
TED-Ed
TED-ED: If matter falls down, does antimatter fall up? - Chlo_ Malbrunot
Like positive and negative, or debit and credit, matter and antimatter are equal and opposite. So if matter falls down, does antimatter fall up? Chloe Malbrunot investigates that question by placing two atoms - one made of matter, and...
SciShow
Motor Proteins: Tiny Pirates in Your Cells
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
SciShow
Motor Proteins Tiny Pirates in Your Cells
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
TED Talks
TED: The fastest way to slow climate change now | Ilissa Ocko
Cutting methane is the single fastest, most effective opportunity to reduce climate change risks in the near term, says atmospheric scientist Ilissa Ocko. That's because, unlike carbon dioxide, methane's warming power doesn't come from a...
SciShow
Why Does Body-Temperature Air Feel Hot?
You'd think that air that was the same temperature as your body would feel neutral, but if you've ever been outside when it's 37 degrees Celsius out... you know that's not the case!
PBS
When Time Breaks Down
We learned how motion gives matter its mass, but how does motion affect time? Let's dive deeper into the true nature of matter and mass by exploring Einstein's photon clock thought experiment, and the phenomenon that is time dilation.
TED-Ed
TED-Ed: What happens to our bodies after we die? - Farnaz Khatibi Jafari
Since the dawn of humanity, an estimated 100.8 billion people have lived and died, a number that increases by about 0.8% of the world's population each year. What happens to all of those peoples' bodies after they die? And will the...
SciShow
Building Robot Astronauts
NASA has put out the challenge: can YOU build software for a space robot? Along with that warm fuzzy feeling that you've helped humanity reach for the stars, a cash prize will be awarded to the winners.
SciShow
25 Years of Hubble, and MESSENGER's Grand Finale
SciShow Space News explains two of the Hubble Space Telescope's most important discoveries, and why the MESSENGER probe is about to crash into Mercury.
SciShow
How Do We Know the Age of the Universe?
What kinds of tools do astronomers use to calculate the age of the universe, and how can they determine the speed of its expansion?