The March of Time
1940: VATICAN CITY: APOSTOLIC LIBRARY: VS People using library in the print reading room, priest reading while walking by book shelves, priest standing second story reference book shelves.
MOT 1940: VATICAN CITY: APOSTOLIC LIBRARY: VS People using library in the print reading room, priest reading while walking by book shelves, priest standing second story reference book shelves.
Curated Video
Using a Thesaurus
Using a Thesaurus examines the importance of clarifying words by using a thesaurus to determine the meanings and parts of speech of words.
Curated Video
Oracle Database Administration from Zero to Hero - Using Oracle Database Documentation (Part 1 of 2)
In this video, we will explore common Oracle database documentation books and their usage. You will learn about valuable resources that can enhance your understanding of Oracle database and assist you in your administrative tasks. This...
Big Think
How to use a thesaurus to actually improve your writing | Martin Amis
Read more at BigThink.com: Follow Big Think here: YouTube: http://goo.gl/CPTsV5 Facebook: https://www.facebook.com/BigThinkdotcom Twitter: https://twitter.com/bigthink Famously Nabokov said—or infamously, perhaps it’s now a synonym for...
Programming Electronics Academy
How to Use and Understand the Arduino Reference :: Open Source Hardware Group Arduino Tutorials
So you just opened up your fancy new gadget -- maybe an awesome DSLR camera, or the newest gaming system, or maybe a new Blu-ray player. As you gladly tear away the packaging -- you notice a small book that feels like it was printed on...
Curated Video
Using Relative Pronouns: Who and That
Writers use relative pronouns to make their writing more specific and less wordy. Let's practice using the relative pronouns "who" to refer to people and "that" to refer to things.
Curated Video
Reference Resources: Glossary, Dictionary, Thesaurus
What happens when you are reading and you can't figure out what a word means? Learn how to find out what your word means by using a glossary, dictionary, and thesaurus.
Crash Course
Astrophysics and Cosmology: Crash Course Physics
It's time for the end. At least the end of our first series on Physics here at Crash Course. In this episode of Crash Course Physics, Shini sits down to talk about Astrophysics and Cosmology. By using what we've learned this year, we can...
Crash Course
The Growth of Knowledge: Crash Course Psychology
How does our knowledge grow? It turns out there are some different ideas about that. Schemas, Four-Stage Theory of Cognitive Development, and Vygotsky's Theory of Scaffolding all play different roles but the basic idea is that children...
Curated Video
Define It
“Define It” explains what a dictionary is and how to use one to define words.
Curated Video
Antonie van Leeuwenhoek for Kids | Bedtime History
Antony van Leeuwenhoek was a Dutch scientist and a pioneer in the field of microbiology. Often referred to as "the Father of Microbiology," he was the first to observe and describe microorganisms using a microscope that he designed and...
Curated Video
ChatGPT 101 - Supercharge Your Work and Life with ChatGPT - Introduction to ChatGPT and LLMs
This video provides an overview of large language models (LLMs) and introduces ChatGPT as an example. The video covers the basic principles behind LLMs, how they are trained on vast amounts of text data to generate human-like responses,...
Curated Video
Always Remember Your Times Table (6 to 10) Using Finger Multiplication
What is 7x8? This video teaches how you can use your hands to multiply two numbers between 6 and 10 using your fingers. Here's the reason the method works: https://www.youtube.com/watch?v=eEao6-F7fz8 If you like my videos, you can...
Curated Video
"Prove" 2 = 1 Using Calculus Derivatives - Can You Spot The Mistake?
This is a false proof of why 2 = 1 using a bit of differential calculus. Can you figure out where the mistake is? If you like my videos, you can support me at Patreon: https://www.patreon.com/mindyourdecisions Connect on social media. I...
Curated Video
"PROVE" 0 = 1 Using Integral Calculus - Where Is The Mistake?
This is a false proof of why 0 = 1 using a bit of integral calculus. Can you figure out where the mistake is? My blog post for this video: https://wp.me/p6aMk-5hC "Prove" 2 = 1 Using Calculus Derivatives https://youtu.be/ksWvwZeT2r8 If...
Curated Video
"Prove" 2 = 0 Using Square Roots. Can You Find The Mistake?
I received an email with a challenge from a viewer of MindYourDecisions. Wolfgang came up with a false proof that 2 = 0. No one in his class, not even his teacher, could spot the mistake. Can you figure it out? My blog post for this...
Curated Video
The Viral Balloon Puzzle - The REAL Answer Explained (Using Ph.D. Level Math)
They say only geniuses can solve this puzzle, and this time they are correct. Thanks to all patrons! Special thanks to: Shrihari Puranik Yildiz Kabaran Kyle My blog post for this video https://wp.me/p6aMk-82U Sources...
Curated Video
The Seemingly Impossible Missing Book Pages Puzzle (From India)
Thanks to Kshitij from India for sending me this problem! "A leaf is torn from a paperback novel. The sum of the numbers on the remaining pages is 15000. What are the page numbers on the torn leaf?" Notes: a leaf is a single sheet of...
Curated Video
The Average Score Is Less Than 1% - Use A Coin To Get ANY Probability!
How can you simulate any probability from a fair coin? What if you had an unfair coin? This is a great problem from the the Putnam Exam, which has legendary difficulty: the average (median) score is usually 1 out of a possible 120...
Curated Video
How To Split A Cake Fairly Using Math
How can 2 people split up a cake, knowing that each person wants to get a larger piece than the other? What about 3 people, or even N people? This is an example of a fair division problem from game theory. There are many cake-cutting...
Curated Video
Proving pi is irrational (using high school level calculus)
I did make one big typo/mistake in the video: at 3:40 I claimed that f(x) is a polynomial with integer coefficients. I meant to write n!f(x) is a polynomial with integer coefficients. Commenter ffggddss also pointed out some other...
Bozeman Science
Population Variation
Paul Andersen explains the importance of genetic variation within a population. He begins with a discussion of the devil facial tumor that is a form of cancer transferred between Tasmanian devils. He then explains how a decrease in...
TED Talks
TED: Dragonflies that fly across oceans | Charles Anderson
While living and working as a marine biologist in Maldives, Charles Anderson noticed sudden explosions of dragonflies at certain times of year. He explains how he carefully tracked the path of a plain, little dragonfly called the globe...
3Blue1Brown
How pi was almost 6.283185...
A bit of the history behind how we came to use the symbol "pi" to represent what it does today, and how Euler used it to refer to several different circle constants.