SciShow
Why Do I Have to Use a Number 2 Pencil?
Why do exams always tell you to use a number 2 pencil? What happens if you don’t? Quick Questions explains!
SciShow
Scientists Want To Make (Some) People More Pessimistic
There's a downside to the upside, and believe it or not, an upside to the downside. Here's why considering the worst case might lead to better outcomes. Hosted by: Hank Green (he/him)
Curated Video
Lucy Li made two double bogeys, a triple bogey and finished her historic round at the U.S. Women's Open just like any other 11-year-old girl. She went straight for an ice cream. (June 20)
Most children her age would be enjoying the beginning of their summer holidays, but US schoolgirl Lucy Li is hitting the golf links with the professionals.
Just 11 years old, Li became the youngest qualifier in U.S. Women's Open...
3Blue1Brown
Solving Wordle using information theory
An exploration for writing a Wordle solver, with the challenge of not using the official list of Wordle answers (except as a test set), which is really just an excuse for an information theory lesson.
SciShow
The Science Behind Football's First-Down Line
If you’ve watch American football on television, you may have wondered how they make that yellow first down line look like it’s actually down on the field.
Crash Course
Three Colors - Blue: Crash Course Film Criticism
Movies are really good at making us feel. Happy, sad, excited, etc... Part of that is because they use so many different types of media all at once. Photography, music, performance, and editing all play into their ability to communicate...
TED Talks
Nathalie Miebach: Art made of storms
Artist Nathalie Miebach takes weather data from massive storms and turns it into complex sculptures that embody the forces of nature and time. These sculptures then become musical scores for a string quartet to play.
TED-Ed
TED-Ed: Football physics: The "impossible" free kick - Erez Garty
In 1997, Brazilian football player Roberto Carlos set up for a 35 meter free kick with no direct line to the goal. Carlos's shot sent the ball flying wide of the players, but just before going out of bounds it hooked to the left and...
SciShow
Why Did People Love Flappy Bird?
Flappy Bird was quite the gaming craze, but what about this super simple game appealed to our brains so much?
SciShow
The Nuclear City Lost Under Ice | Camp Century
Hidden beneath Greenland’s ice and powered by a nuclear reactor, Camp Century made for an interesting US military base. But life under the ice came with unique struggles; and although it wasn’t mainly constructed for science, the base...
Bozeman Science
AP Biology Test: A User Guide
Mr. Andersen describes the two portions of the AP Biology Test. Tips for answering multiple choice and free response questions are included. Sample questions from old AP tests are also included.
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-Ed
TED-ED: Can you solve the dragon jousting riddle? - Alex Gendler
After years of war, the world’s kingdoms have come to an agreement. Every five years, teams representing the elves, goblins, and treefolk will compete in a grand tournament of dragon jousting. You have the important job of recording the...
TED Talks
TED: How AI could compose a personalized soundtrack to your life | Pierre Barreau
Meet AIVA, an artificial intelligence that has been trained in the art of music composition by reading more than 30,000 of history's greatest scores. In a mesmerizing talk and demo, Pierre Barreau plays compositions created by AIVA and...
TED-Ed
TED-Ed: How to get better at video games, according to babies | Brian Christian
In 2013, a group of researchers wanted to create an AI system that could beat every Atari game. They developed a system called Deep Q Networks (DQN) and less than two years later, it was superhuman. But there was one notable exception....
Crash Course
Z-Scores and Percentiles - Crash Course Statistics
Today we’re going to talk about how we compare things that aren’t exactly the same - or aren’t measured in the same way. For example, if you wanted to know if a 1200 on the SAT is better than the 25 on the ACT. For this, we need to...
SciShow
Does Ripping Off a Bandage Hurt Less?
To peel slowly or just rip it off, what is the best way to take off an adhesive bandage? One study found some interesting results.
TED Talks
Hans and Ola Rosling: How not to be ignorant about the world
How much do you know about the world? Hans Rosling, with his famous charts of global population, health and income data (and an extra-extra-long pointer), demonstrates that you have a high statistical chance of being quite wrong about...
TED Talks
TED: The global goals we've made progress on -- and the ones we haven't | Michael Green
We are living in a world that is tantalizingly close to ensuring that no one need die of hunger or malaria or diarrhea, says economist Michael Green. To help spur progress, back in 2015 the United Nations drew up a set of 17 goals around...
TED Talks
TED: A smart loan for people with no credit history (yet) | Shivani Siroya
Trust: How do you earn it? Banks use credit scores to determine if you're trustworthy, but there are about 2.5 billion people around the world who don't have one to begin with -- and who can't get a loan to start a business, buy a home...
SciShow
Why Do I Have to Use a Number 2 Pencil?
Why do exams always tell you to use a number 2 pencil? What happens if you don't? Quick Questions explains!
TED Talks
TED: What's your happiness score? | Dominic Price
How do you rediscover a happier, more purpose-driven (and less productivity-obsessed) self in the wake of the pandemic? Quiz yourself alongside work futurist Dominic Price as he lays out a simple yet insightful four-part guide to...
Crash Course
Programming Basics: Statements & Functions: Crash Course Computer Science
Today, Carrie Anne is going to start our overview of the fundamental building blocks of programming languages. We’ll start by creating small programs for our very own video game to show how statements and functions work. We aren’t going...
TED-Ed
TED-Ed: Can you solve the Mondrian squares riddle? - Gord Hamilton
Dutch artist Piet Mondrian's abstract, rectangular paintings inspired mathematicians to create a two-fold challenge. Can you solve the puzzle and get to the lowest score possible? Gordon Hamilton shows how.