TED-Ed
TED-Ed: What's the fastest way to alphabetize your bookshelf? - Chand John
You work at the college library. You're in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they're all out of order, and the automatic sorting system is broken. How...
TED Talks
Margaret Gould Stewart: How YouTube thinks about copyright
Margaret Gould Stewart, YouTube's head of user experience, talks about how the ubiquitous video site works with copyright holders and creators to foster (at the best of times) a creative ecosystem where everybody wins.
MinuteEarth
Dogs vs Cats: The Diversity Paradox
Different dogs look incredibly different - but that doesn't mean they are necessarily more diverse.
SciShow
This Ancient Tooth Could Shake Up How We Study Evolution | SciShow News
Scientists were able to get molecular information from 1.7 million years old teeth using a new method that could completely change how we study extinct organisms.
Bozeman Science
Comparing DNA Sequences
Paul Andersen shows you how to compare DNA sequences to understand evolutionary relationships. He starts with a brief introduction to cladograms and evolutionary relationships. He shows you how to classify DNA relationships using a...
SciShow
What Does a 95% Effective Vaccine Really Mean?
If you've received a vaccine that's 95% effective, that does not mean you have a 5% chance of getting sick. That’s just not how the numbers are calculated. So let’s take a closer look at how it does work, why we can’t compare these...
SciShow
We Just Found a Galaxy with Almost No Dark Matter
Scientists have found a galaxy with almost no dark matter and we have finally solved the Leading Arm mystery!
Bozeman Science
Chi-squared Test
Paul Andersen shows you how to calculate the ch-squared value to test your null hypothesis. He explains the importance of the critical value and defines the degrees of freedom. He also leaves you with a problem related to the animal...
Bozeman Science
Magnetic Permeability
In this video Paul Andersen explains how the magnetic permeability is the ability of a material to form internal magnetic fields. The magnetic permeability of free space is a constant and is much lower than the magnetic permeability of...
SciShow
The Baffling Viruses That Infect... Other Viruses
Scientists have discovered viruses that infect viruses... virusception, if you will. Does this mean viruses qualify as life yet? Or are they still hanging out in the misfits drawer with sporks and Pluto?
SciShow
Why bronze feels better than silver #shorts #science #SciShow
Why bronze feels better than silver #shorts #science #SciShow
TED Talks
Sheena Iyengar: The art of choosing
Sheena Iyengar studies how we make choices -- and how we feel about the choices we make. At TEDGlobal, she talks about both trivial choices (Coke v. Pepsi) and profound ones, and shares her groundbreaking research that has uncovered some...
SciShow
How Some People Echolocate Like Bats
Animals like bats and dolphins navigate the world using echolocation, but there’s also another animal capable of such a feat: humans.
Curated Video
Compare Lengths of Objects by Drawing Pictures
In this video lesson, we present various examples, such as measuring train lengths and finding missing tiles, to help us compare lengths of objects by drawing pictures. The lesson emphasizes the importance of subtraction and highlights...
Crash Course
Charts Are Like Pasta - Data Visualization Part 1 - Crash Course Statistics
Today we're going to start our two-part unit on data visualization. Up to this point we've discussed raw data - which are just numbers - but usually it's much more useful to represent this information with charts and graphs. There are...
Crash Course
The Normal Distribution - Crash Course Statistics
Today is the day we finally talk about the normal distribution! The normal distribution is incredibly important in statistics because distributions of means are normally distributed even if populations aren't. We'll get into why this is...
Crash Course
The Shape of Data Distributions - Crash Course Statistics
When collecting data to make observations about the world it usually just isn't possible to collect ALL THE DATA. So instead of asking every single person about student loan debt for instance we take a sample of the population, and then...
Be Smart
The Surprising Reason We Eat Spicy Food
People who live near the equator use more spices per recipe than people who live far from the equator. But that isn't for the reason you think. Spices and other plant ingredients have special powers that make them a truly magical superfood!
TED Talks
Lisa Bu: How books can open your mind
What happens when a dream you've held since childhood ... doesn't come true? As Lisa Bu adjusted to a new life in the United States, she turned to books to expand her mind and create a new path for herself. She shares her unique approach...
Crash Course
Unsupervised Learning
Today, we’re moving on from artificial intelligence that needs training labels, called Supervised Learning, to Unsupervised Learning which is learning by finding patterns in the world. We’ll focus on the performing unsupervised...
Crash Course
Shakespeare's Sonnets: Crash Course Literature 304
This week, we're learning about sonnets, and English Literature's best-known purveyor of those fourteen-line paeans, William Shakespeare. We'll look at a few of Willy Shakes's biggest hits, including Sonnet 18, "Shall I compare thee to a...
Curated Video
Git and GitHub Masterclass - Fast track your Journey to Git! - Raising the Pull Request and Merging the Changes in the Upstream Repository
New ReviewThis video explains raising the pull request and merging the changes in the upstream repository.
Curated Video
Express Framework Mastery: From Beginner to Advanced with Node.js - Course Overview
New ReviewThis video helps in providing an overview of what the course entails and what students can expect to learn.