SciShow
How Scientists Are Using Diaper Technology to Study Brains
Microscopes are great for studying tiny things, but they have limits. Luckily, scientists have found a way to make tiny things larger, and it involves a chemical you can find in diapers.
TED Talks
TED: The death of the universe -- and what it means for life | Katie Mack
The universe started with a bang -- but how will it end? With astonishing visuals, cosmologist and TED Fellow Katie Mack takes us to the theoretical end of everything, some trillions of years in the future, in a profound meditation on...
PBS
What Does Dark Energy Really Do?
How does dark energy affect the universe's expansion? Measuring past expansion history should tell us the future expansion without ever having to count any galaxies. To measure this we need to measure the redshift-distance relationship,...
SciShow
Cymatics: Turning Sound into Art
Sound waves vibrate more than just our eardrums, they can also make visual art!
MinutePhysics
Why Do Compressed Air Cans Get Cold?
This video is about compressed air cans (aka gas dusters) and why they get cold when you spray them. They cool off because the refrigerant inside (1,1-difluoroethane) is under pressure and boils off when the pressure lowers, and energy...
TED-Ed
TED-ED: The Silk Road: Connecting the ancient world through trade - Shannon Harris Castelo
With modern technology, a global exchange of goods and ideas can happen at the click of a button. But what about 2,000 years ago? Shannon Harris Castelo unfolds the history of the 5,000-mile Silk Road, a network of multiple routes that...
SciShow
Where Did the Big Bang Happen?
The name “The Big Bang” makes it sound like there was a big explosion in one particular spot, but if that’s the case, where did it happen?
PBS
How Do You Measure the Size of the Universe?
The universe is HUGE. But, there is only so much of the universe we can ACTUALLY see, and if we wanted to measure that FINITE space, how would we do it? A gigantic ruler? One really long car ride? Or maybe it's something even more...
Curated Video
Decimal Expansions
New ReviewA video entitled "Decimal Expansions" that covers how decimal numbers can be converted to fractional form.
Curated Video
Visualizing Infinity: Is the Universe Truly Endless?
New ReviewIs the universe infinite? Visualizing infinity. This is part 2 of the Planck length video. if the Sun was the size of a Basketball, Proxima Centauri our nearest neighbor would be 4500 hundred miles away. And there are 10 sextillion such...
Curated Video
How to Do the Contraction Jazz Dance Move
Howcast - Learn how to do the contraction from jazz dance expert Liz Piccoli in this Howcast dance video.
Curated Video
Dollar Stores Expand Despite Sluggish Sales
Dollar stores are doubling down on expansion despite shrinking sales and earnings.
Curated Video
Decline of the Wari Empire
The Wari Empire declined gradually in the 10th century, as administrative centers were abandoned and buildings were symbolically closed. While the exact cause is unclear, possibilities include climate change, internal unrest, or the end...
Curated Video
Expansion Q2
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Expansion Q1
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Factorize by Completing the Square! 2
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Apply Algebra to solve this interesting Question!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
De Moivre's theorem to prove Trigonometric Identities
Learn how De Moivre's theorem can be used to prove Trigonometric Identities. Welcome to our comprehensive series of Advanced High School Mathematics Tutorials! This series is perfect for students, teachers, and anyone looking to deepen...
Curated Video
Algebraic Simplification 2
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
An Introduction to Expansion Techniques!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
How to solve cubic equations?
Welcome to our comprehensive series of Advanced High School Mathematics Tutorials! This series is perfect for students, teachers, and anyone looking to deepen their understanding of higher-level mathematics. Each video breaks down...
Makematic
Europe and North America: 1620-1763
The period from 1620 to 1763 was a pivotal era that defined the relationship between Europe and North America. In this timeline video, learn how events in Europe influenced the colonization of North America and eventually solidified...
Makematic
The Gadsden Purchase
In 1853, the United States paid Mexico $10 million for less than 30,000 square miles of land, facilitating the completion of a Southern transcontinental railroad and decades of economic growth.