PBS
How Quantum Entanglement Creates Entropy
Entropy is surely one of the most perplexing concepts in physics. It’s variously described as a measure of a system’s disorder - or as the amount of useful work that you can get from it - or as the information hidden by the system....
TED-Ed
TED-Ed: This one weird trick will get you infinite gold | Dan Finkel
A few years ago, the king decided your life would be forfeit unless you tripled the gold coins in his treasury. Fortunately, a strange little man appeared and magically performed the feat. Unfortunately, you promised him your first-born...
TED-Ed
TED-Ed: The psychology behind irrational decisions - Sara Garofalo
Often people make decisions that are not "rational" from a purely economical point of view - meaning that they don't necessarily lead to the best result. Why is that? Are we just bad at dealing with numbers and odds? Or is there a...
TED-Ed
TED-ED: Should you trust unanimous decisions? - Derek Abbott
Imagine a police lineup where ten witnesses are asked to identify a bank robber they glimpsed fleeing the scene. If six of them pick the same person, there's a good chance that's the culprit. And if all ten do, you might think the case...
3Blue1Brown
The hardest problem on the hardest test
A geometry/probability question on the Putnam, a famously hard test, about a random tetrahedron in a sphere. This offers an opportunity not just for a lesson about the problem, but about problem-solving tactics in general.
3Blue1Brown
The hardest problem on the hardest test
A geometry/probability question on the Putnam, a famously hard test, about a random tetrahedron in a sphere. This offers an opportunity not just for a lesson about the problem, but about problem-solving tactics in general.
TED Talks
Peter Donnelly: How juries are fooled by statistics
Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics -- and the devastating impact these errors can have on the outcome of criminal trials.
TED Talks
TED: A new way to heal hearts without surgery | Franz Freudenthal
At the intersection of medical invention and indigenous culture, pediatric cardiologist Franz Freudenthal mends holes in the hearts of children across the world, using a device born from traditional Bolivian loom weaving. "The most...
TED-Ed
TED-ED: Can you solve the counterfeit coin riddle? - Jennifer Lu
You're the realm's greatest mathematician, but ever since you criticized the Emperor's tax laws, you've been locked in the dungeon. Luckily for you, one of the Emperor's governors has been convicted of paying his taxes with a counterfeit...
TED Talks
TED: What really motivates people to be honest in business | Alexander Wagner
each year, one in seven large corporations commits fraud. Why? To find out, Alexander Wagner takes us inside the economics, ethics and psychology of doing the right thing. Join him for an introspective journey down the slippery slopes of...
TED-Ed
Can you solve the fantasy election riddle? | Dennis E. Shasha
After much debate, the realm has decided dragon jousting may not be the best way to choose its leaders, and has begun transitioning to democracy. Your company was hired to survey the citizens of the land and predict which candidate will...
PBS
What is a Random Walk?
To understand finance, search algorithms and even evolution you need to understand Random Walks.
TED-Ed
TED-ED: Can you solve the dark coin riddle? - Lisa Winer
As a world-renowned treasure hunter, you have been searching for the legendary dungeon containing the stash of ancient Stygian coins. The wizard who owns the castle has even allowed you to have them, on one condition-you must solve his...
SciShow
IDTIMWYTIM Stochasticity THATS Random
Hank helps us understand the difference between the colloquial meaning of randomness, and the scientific meaning, which is also known as stochasticity. We will learn how, in fact, randomness is surprisingly predictable.
TED Talks
Shohini Ghose: Quantum computing explained in 10 minutes
A quantum computer isn't just a more powerful version of the computers we use today; it's something else entirely, based on emerging scientific understanding -- and more than a bit of uncertainty. Enter the quantum wonderland with TED...
TED-Ed
TED-ED: The coin flip conundrum - Po-Shen Loh
When you flip a coin to make a decision, there's an equal chance of getting heads and tails. But what if you flip the coin repeatedly, so that one option would win as soon as two heads showed up in a row, and another would win as soon as...
Crash Course
Bayes in Science and Everyday Life - Crash Course Statistics
Today we're going to finish up our discussion of Bayesian inference by showing you how we can it be used for continuous data sets and be applied both in science and everyday life. From A/B testing of websites and getting a better...
3Blue1Brown
Why “probability of 0” does not mean “impossible” | Probabilities of probabilities, part 2
Introduction to probability density functions.
Be Smart
Putting Hurricane Harvey In Perspective
How do we comprehend a storm like Hurricane Harvey? Let's put it into perspective.
TED Talks
TED: My love letter to cosplay | Adam Savage
Adam Savage makes things and builds experiments, and he uses costumes to add humor, color and clarity to the stories he tells. Tracing his lifelong love of costumes -- from a childhood space helmet made of an ice cream tub to a No-Face...
SciShow
A Brief History of Robotics
Why don't we have robots taking care of our every need by now? A little history of the field of robotics might help you understand how hard it is to get machines to perform tasks, and how far we've come in just a few decades.
Curated Video
Unearthing the Mysterious Roman Emperor: The Discovery of Domitianos and His Bronze Coin Horde
In this video, a remarkable discovery of a horde of 5000 bronze coins from the 3rd century is unveiled. Among these coins is one of only two known to feature the mysterious Roman emperor, Domitianos. Previously believed to be a hoax,...