TED Talks
TED: How to get serious about diversity and inclusion in the workplace | Janet Stovall
Imagine a workplace where people of all colors and races are able to climb every rung of the corporate ladder -- and where the lessons we learn about diversity at work actually transform the things we do, think and say outside the...
3Blue1Brown
Visualizing the Riemann zeta function and analytic continuation
What is the Riemann zeta function? What is analytic continuation? This video lays out the complex analysis needed to answer these questions.
3Blue1Brown
Triangle of Power
Logarithms are confusing, but perhaps some alternate notation could make them more intuitive.
TED-Ed
TED-ED: Where do superstitions come from? - Stuart Vyse
Are you afraid of black cats? Would you open an umbrella indoors? How do you feel about the number 13? Whether or not you believe in them, you're probably familiar with a few of these superstitions. But where did they come from? Stuart...
TED-Ed
TED-Ed: The Furnace Bots | Think Like A Coder, Ep 3 | Alex Rosenthal
This is episode 3 of our animated series "Think Like A Coder." This 10-episode narrative follows a girl, Ethic, and her robot companion, Hedge, as they attempt to save the world. The two embark on a quest to collect three artifacts and...
SciShow
How Pictures of Eyes Change the Way You Act
At some point, you may have noticed a poster or photo with eyes on it hanging somewhere public. What you probably didn't notice is the effect that picture has on your brain.
Crash Course
Mean, Median, and Mode Measures of Central Tendency - Crash Course Statistics
Today we’re going to talk about measures of central tendency - those are the numbers that tend to hang out in the middle of our data: the mean, the median, and mode. All of these numbers can be called “averages” and they’re the numbers...
3Blue1Brown
Visualizing the Riemann hypothesis and analytic continuation
What is the Riemann zeta function? What is analytic continuation? This video lays out the complex analysis needed to answer these questions.
TED-Ed
TED-Ed: Can you solve the feeding frenzy riddle? | Henri Picciotto
As Numberland's best detective, you thought you'd seen it all. But the desiccated corpses of prominent natural numbers have been showing up all over the city. A lockdown is ordered from sundown to sunrise, and it's still not enough to...
SciShow
7 Species That Were Saved From Extinction
Humans are pretty good at destroying things. Like habitats, animal populations... you catch my drift. But, there have been a few species that humans have helped bring back from the brink of extinction. Chapters 0:00 0:05 0:11 0:17 0:23 0:29
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: A brief history of banned numbers - Alessandra King
They say the pen is mightier than the sword, and authorities have often agreed. From outlawed religious tracts and revolutionary manifestos to censored and burned books, we know the potential power of words to overturn the social order....
TED-Ed
TED-Ed: A brief history of numerical systems - Alessandra King
1, 2, 3, 4, 5, 6, 7, 8, 9 and 0. With just these ten symbols, we can write any rational number imaginable. But why these particular symbols? Why ten of them? And why do we arrange them the way we do? Alessandra King gives a brief history...
Crash Course
Data Structures: Crash Course Computer Science
Today we’re going to talk about on how we organize the data we use on our devices. You might remember last episode we walked through some sorting algorithms, but skipped over how the information actually got there in the first place! And...
SciShow
3 Cosmic Time Capsules
Long before we were around, the universe was preserving clues about the distant past, in everything from little balls of carbon to huge groups of stars.
TED Talks
TED: Why I fell in love with monster prime numbers | Adam Spencer
They're millions of digits long, and it takes an army of mathematicians and machines to hunt them down -- what's not to love about monster primes? Adam Spencer, comedian and lifelong math geek, shares his passion for these odd numbers,...
PBS
Can We Combine pi & e to Make a Rational Number?
Can you produce a rational number by exchanging infinitely many digits of pi and e?
TED-Ed
TED-Ed: Can you find the next number in this sequence? - Alex Gendler
1, 11, 21, 1211, 111221. These are the first five elements of a number sequence. Can you figure out what comes next? Alex Gendler reveals the answer and explains how beyond just being a neat puzzle, this type of sequence has practical...
PBS
A Hierarchy of Infinities
There are different sizes of infinity. It turns out that some are larger than others. Mathematician Kelsey Houston-Edwards breaks down what these different sizes are and where they belong in The Hierarchy of Infinities.
TED-Ed
TED-Ed: How to defeat a dragon with math - Garth Sundem
Having trouble remembering the order of operations? Let's raise the stakes a little bit. What if the future of your (theoretical) kingdom depended on it? Garth Sundem creates a world in which PEMDAS is the hero but only heroic when in...
SciShow
The Greenest Grocery Bag
It seems like a simple question with a straightforward answer, but when you look at the total environmental impact of each type of bag, things start to get a little complicated.
Crash Course
Unit Conversion & Significant Figures: Crash Course Chemistry
A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international...
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...