SciShow
Earth’s other moons
You're familiar with the Moon, but it's not only our moon, depending on your point of view.
PBS
How The Penrose Singularity Theorem Predicts The End of Space Time
The Nobel prize in physics this year went to black holes. Generally speaking. Specifically, it was shared by the astronomers who revealed to us the Milky Way’s central black hole and by Roger Penrose, who proved that in general...
PBS
The Trebuchet Challenge | Space Time
Kinetic and potential energy are defined as combinations of more basic quantities: position, velocity and mass. These combinations are chosen so that their sum is conserved. It’s actually remarkable that there’s any such combination of...
TED-Ed
TED-Ed: Whoever builds something here will be rich beyond measure | Fabio Pacucci
Since the 1950s, governments, companies, and researchers have been planting flags among the stars. But while it might seem like there's plenty of room in space, some pieces of celestial real estate are more valuable than others. As far...
SciShow
What Shape Are Black Holes? Yes.
What shape is the event horizon of a black hole? Well, the answer to that question changes if our universe is hiding an extra dimension (or more). Black holes could come in an infinite number of shapes — including a precisely spinning...
SciShow
How The Six Degrees Phenomenon Has Changed Science
You may have heard about the Six Degrees of Separation phenomenon, but it isn't just a fun celebrity game, it helps scientists understand the spread of epidemics, the structure of the internet, and even the neural networks in your brain!
SciShow
Life-Changing Birdsong
Bird parent's calls can change how their babies develop! And, do you learn faster when playing a game to benefit yourself or other people?
SciShow
The IPBES Report with Brit Garner | SciShow Talk Show
Brit Garner is here to give Hank a breakdown of the May 2019 preview of the IPBES report, and Jessi from Animal Wonders brings along Kizmit, the African Crested Porcupine.
Curated Video
HONG KONG: US CONSUL GENERAL TO ATTEND NEW GOVERNMENT INAUGURATION
English/Nat
The American Consul General Richard Boucher is to attend the swearing in of the new Hong Kong government on July 1.
But he says his presence at the inauguration does not contradict Secretary of State Madeleine Albright's...
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.
3Blue1Brown
Three-dimensional linear transformations: Essence of Linear Algebra - Part 5 of 15
How to think of 3x3 matrices as transforming 3d space
3Blue1Brown
How colliding blocks act like a beam of light...to compute pi.
The third and final part of the block collision sequence.
PBS
The Geometry of Causality
Using geometry we can not only understand, but visualize how causality dictates the order of events in our universe.
3Blue1Brown
How colliding blocks act like a beam of light...to compute pi: Colliding Blocks - Part 3 of 3
The third and final part of the block collision sequence.
MinutePhysics
Bell's Theorem: The Quantum Venn Diagram Paradox
This video discusses how polarized sunglasses act as quantum measurement devices by demonstrating the strange behavior of light passing through multiple filters. It delves into the concept of quantum entanglement, Bell's theorem, and the...
Bozeman Science
The New AP Biology Exam - A User's Guide
In this video Paul Andersen describes the new AP Biology Exam. This exam will be given for the first time in May of 2013 and will be different from all previous exams. In this video Paul Andersen describes the scoring and the two parts...
PBS
When Pi is Not 3.14
You've always been told that pi is 3.14. This is true, but this number is based on how we measure distance. Find out what happens to pi when we change the way we measure distance.
PBS
The Assassin Puzzle
Imagine you have a square-shaped room, and inside there is an assassin and a target. And suppose that any shot that the assassin takes can ricochet off the walls of the room, just like a ball on a billiard table. Is it possible to...
3Blue1Brown
What they won't teach you in calculus
A visual for derivatives which generalizes more nicely to topics beyond calculus. Thinking of a function as a transformation, the derivative measure how much that function locally stretches or squishes a given region.
PBS
The Geometry of SET
In the card game SET, what is the maximum number of cards you can deal that might not contain a SET?
3Blue1Brown
Implicit differentiation, what's going on here? | Chapter 6, Essence of calculus
How to think about implicit differentiation in terms of functions with multiple inputs, and tiny nudges to those inputs.