TED-Ed
TED-ED: Why do people fear the wrong things? - Gerd Gigerenzer
A new drug reduces the risk of heart attacks by 40%. Shark attacks are up by a factor of two. Drinking a liter of soda per day doubles your chance of developing cancer. These are all examples of a common way risk is presented in news...
TED-Ed
TED-ED: Can machines read your emotions? - Kostas Karpouzis
Computers can beat us in board games, transcribe speech, and instantly identify almost any object. But will future robots go further by learning to figure out what we're feeling? Kostas Karpouzis imagines a future where machines and the...
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...
TED-Ed
TED-ED: The origin of countless conspiracy theories - PatrickJMT
Why can we find geometric shapes in the night sky? How can we know that at least two people in London have exactly the same number of hairs on their head? And why can patterns be found in just about any text - even Vanilla Ice lyrics?...
Curated Video
Comparing Interquartile Range with Box Plots
In this video, the teacher explains how to use box plots to compare the performance of two classes. The teacher demonstrates how to find the five-number summary for each class, including the median, first quartile, and third quartile....
TED-Ed
TED-ED: Group theory 101: How to play a Rubik's Cube like a piano - Michael Staff
Mathematics explains the workings of the universe, from particle physics to engineering and economics. Math is even closely related to music, and their common ground has something to do with a Rubik's Cube puzzle. Michael Staff explains...
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...
TED-Ed
TED-Ed: Check your intuition: The birthday problem - David Knuffke
Imagine a group of people. How big do you think the group would have to be before there's more than a 50% chance that two people in the group have the same birthday? The answer is - probably lower than you think. David Knuffke explains...
TED-Ed
TED-ED: How statistics can be misleading - Mark Liddell
Statistics are persuasive. So much so that people, organizations, and whole countries base some of their most important decisions on organized data. But any set of statistics might have something lurking inside it that can turn the...
TED-Ed
TED-Ed: The ethical dilemma of self-driving cars - Patrick Lin
Self-driving cars are already cruising the streets today. And while these cars will ultimately be safer and cleaner than their manual counterparts, they can't completely avoid accidents altogether. How should the car be programmed if it...
TED-Ed
Can you solve the monster duel riddle? | Alex Gendler
You've come a long way to compete in the great Diskymon league and prove yourself a Diskymon master. Now that you've made it to the finals, you're up against some tough competition. In round one, you'll face a single opponent and get to...
TED-Ed
Can you win a game of quantum foosball? | Matteo Fadel
After a long day working on the particle accelerator, you and your friends head to the arcade to unwind. The lights go out for a second, and when they come back, there before you gleams a foosball table. Always game, you insert your...
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...
TED-Ed
TED-Ed: Can you solve the prisoner boxes riddle? - Yossi Elran
Your favorite band is great at playing musicbut not so great at being organized. They keep misplacing their instruments on tour, and it's driving their manager mad. Can you solve the brain-numbing riddle their manager assigns them and...
TED-Ed
TED-Ed: Can you solve the frog riddle? - Derek Abbott
You're stranded in a rainforest, and you've eaten a poisonous mushroom. To save your life, you need an antidote excreted by a certain species of frog. Unfortunately, only the female frog produces the antidote. The male and female look...
TED-Ed
TED-Ed: What is "normal" and what is "different"? | Yana Buhrer Tavanier
The word "normal" is often used as a synonym for "typical," "expected," or even "correct." By that logic, most people should fit the description of normal. But time and time again, so-called normal descriptions of our bodies, minds, and...
TED-Ed
TED-Ed: Can you solve the riddle and escape Hades? | Dan Finkel
The underworld is overcrowded, and Zeus has ordered Hades to let some spirits out. Hades arranges all the souls of the dead in a line before Cerberus. When one of his three heads bites down on the soul in front of it, they'll get...
TED-Ed
TED-Ed: The last banana: A thought experiment in probability - Leonardo Barichello
Imagine a game played with two players and two dice: if the biggest number rolled is one, two, three, or four, player 1 wins. If the biggest number rolled is five or six, player 2 wins. Who has the best probability of winning the game?...
TED-Ed
TED-Ed: Can you outsmart the fallacy that fooled a generation of doctors? | Elizabeth Cox
It's 1843, and a debate is raging about one of the most common killers of women: childbed fever— no one knows what causes it. One physician has observed patients with inflammation go on to develop childbed fever, and therefore believes...
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...
TED-Ed
TED-ED: Why do airlines sell too many tickets? - Nina Klietsch
Have you ever sat in a doctor's office for hours, despite having an appointment? Has a hotel turned down your reservation because it's full? Have you been bumped off a flight that you paid for? These are all symptoms of overbooking, a...
Curated Video
Comparing Theoretical and Empirical Results
In this video, the concept of probability is explained using the example of flipping a coin. Theoretical and empirical probability are discussed and compared. The video emphasizes the importance of comparing theoretical and empirical...
TED-Ed
TED-ED: Did Shakespeare write his plays? - Natalya St. Clair and Aaron Williams
Some people question whether Shakespeare really wrote the works that bear his name _ or whether he even existed at all. Could it be true that the greatest writer in the English language was as fictional as his plays? Natalya St. Clair...