SciShow
3 Strategies to (Kind of) Change Someone’s Opinions
You might not be able to completely reverse a person’s stance on any given issue, but you might be able to change their mind a little by presenting your argument in just the right way.
Bozeman Science
Population Modeling
Paul Andersen shows you how we can use a spreadsheet to model population changes. He begins with a brief discussion of populations and life cycles. He then shows you how you can model a single generation using a spreadsheet.
TED-Ed
TED-Ed: Can you solve the multiplying rabbits riddle? - Alex Gendler
After years of experiments, you’ve finally created the pets of the future – nano-rabbits! They’re tiny, they’re fuzzy ... and they multiply faster than the eye can see. But a rival lab has sabotaged you, threatening the survival of your...
Crash Course
Vectors and 2D Motion: Crash Course Physics
Continuing in our journey of understanding motion, direction, and velocity... today, Shini introduces the ideas of Vectors and Scalars so we can better understand how to figure out motion in 2 Dimensions. But what does that have to do...
TED-Ed
TED-ED: Making sense of irrational numbers - Ganesh Pai
Like many heroes of Greek myths, the philosopher Hippasus was rumored to have been mortally punished by the gods. But what was his crime? Did he murder guests or disrupt a sacred ritual? No, Hippasus's transgression was mathematically...
SciShow
Plants Are Way Cooler Than We Give Them Credit For
Plants! If oxygen and good smells aren't enough for you, here's a collection of episodes that might win you over.
SciShow
Bigger Beaks Through Climate Change | SciShow News
Today we're talking about birds — from how they are evolving in response to climate change and how one species is surprisingly healthy, genetically, despite being critically endangered.
MinutePhysics
How to Count Infinity
"Some infinities are bigger than other infinities" - Hazel Grace Lancaster, in "The Fault in Our Stars," by John Green
TED-Ed
TED-Ed: The mathematical secrets of Pascal's triangle - Wajdi Mohamed Ratemi
Pascal's triangle, which at first may just look like a neatly arranged stack of numbers, is actually a mathematical treasure trove. But what about it has so intrigued mathematicians the world over? Wajdi Mohamed Ratemi shows how Pascal's...
TED Talks
TED: What we're missing in the debate about immigration | Duarte Geraldino
Between 2008 and 2016, the United States deported more than three million people. What happens to those left behind? Journalist Duarte Geraldino picks up the story of deportation where the state leaves off. Learn more about the wider...
TED Talks
TED: How diversity makes teams more innovative | Rocio Lorenzo
Are diverse companies really more innovative? Rocio Lorenzo and her team surveyed 171 companies to find out -- and the answer was a clear yes. In a talk that will help you build a better, more robust company, Lorenzo dives into the data...
TED-Ed
TED-Ed: Can you solve the Leonardo da Vinci riddle? - Tanya Khovanova
You've found Leonardo da Vinci's secret vault, secured by a series of combination locks. Fortunately, your treasure map has three codes: 1210, 3211000, and. . . hmm. The last one appears to be missing. Can you figure out the last number...
TED-Ed
TED-Ed: Is math discovered or invented? - Jeff Dekofsky
Would mathematics exist if people didn't? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff Dekofsky traces some famous arguments in this ancient...
TED-Ed
TED-Ed: Game theory challenge: Can you predict human behavior? | Lucas Husted
Given a range of integers from 0 to 100, what would the whole number closest to 2/3 of the average of all numbers guessed be? For example, if the average of all guesses is 60, the correct guess will be 40. The game is played under...
TED-Ed
TED-Ed: How big is infinity? - Dennis Wildfogel
Using the fundamentals of set theory, explore the mind-bending concept of the "infinity of infinities" -- and how it led mathematicians to conclude that math itself contains unanswerable questions.
TED-Ed
TED-Ed: Can you solve the locker riddle? - Lisa Winer
Your rich, eccentric uncle just passed away, and you and your 99 nasty relatives have been invited to the reading of his will. He wanted to leave all of his money to you, but he knew that if he did, your relatives would pester you...
Bozeman Science
Student's t-test
In this video Paul Andersen explains how to run the student's t-test on a set of data. He starts by explaining conceptually how a t-value can be used to determine the statistical difference between two samples. He then shows you how to...
3Blue1Brown
Exponential growth and epidemics
A primer on exponential and logistic growth, with epidemics as a central example
TED Talks
TED: What to do when everything feels broken | Daniel Alexander Jones
Some call me a soul sonic superstar, says Jomama Jones, the alter ego of TED Fellow and theater artist Daniel Alexander Jones. In this stunning talk and performance, Jomama Jones invites us to consider how coming undone can be the first...
TED-Ed
TED-Ed: Can you solve the world’s most evil wizard riddle?
The evil wizard MoldeVort has been trying to kill you for years, and today it looks like he’s going to succeed. But your friends are on their way, and if you can survive until they arrive, they should be able to help stop him. Can you...
TED-Ed
TED-ED: How transistors work - Gokul J. Krishnan
Modern computers are revolutionizing our lives, performing tasks unimaginable only decades ago. This was made possible by a long series of innovations, but there's one foundational invention that almost everything else relies upon: the...
SciShow
How Do Chips Make Credit Cards More Secure?
If you live in the United States, you might have recently gotten a credit card with a microchip on it. But what does this chip do that makes it any different than the magnetic strip on the back of the card?
TED-Ed
TED-Ed: Can you solve the cheating royal riddle? | Dan Katz
You're the chief advisor to an eccentric king who needs to declare his successor. He wants his heir to be good at arithmetic, lucky, and above all else, honest. So he's devised a competition to test his children, and ordered you to...
TED-Ed
TED-ED: How many ways are there to prove the Pythagorean theorem? - Betty Fei
What do Euclid, 12-year-old Einstein, and American President James Garfield have in common? They all came up with elegant proofs for the famous Pythagorean theorem, one of the most fundamental rules of geometry and the basis for...