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More than 500 hours of video were uploaded to YouTube every minute. It is utterly difficult to sort out the helpful and high quality videos from the useless ones.
The videos that Abakcus team choose every week most likely will be able to teach you more than you could ever learn in college.
Abakcus is the collection of perfect videos, short films and documentaries about mathematics and science.
Turning Coloured Pencil into a Beautiful Vase
Olivier Gomis, a French craftsman, has recently amazingly shown off his skills. He skillfully glued and pressed hundreds of colored pencils together and then wood-turned them into a beautiful spiral…
WaterLight: the Clean Energy Revolution
WaterLight is a revolutionary breakthrough in clean energy technology, providing electrical power using only salt water. According to the World Health Organization, at least 840 million people worldwide have no…
Why Spider Silk is Stronger Than Steel?
Spider silk is one of the strongest materials known to man. Scientists have been trying to figure out why it is so strong and resilient for centuries. As it turns…
Four Minutes With Terence Tao
Terence Tao is a gifted mathematician and recipient of prestigious awards such as the 2006 Fields Medal and the 2014 Breakthrough Prize in Mathematics. Terence was recently interviewed by Simons…
Freeze Soap Bubbles In Winter
After temperatures plummeted, Dexter Britain recorded beautiful pictures of a soap bubble freezing over into a delicate snow globe.
The Math Problems in Good Will Hunting
The movie “Good Will Hunting” features math problems related to graph theory and linear algebra. Matt Damon portrays the main character, Will Hunting, who is able to solve problems on…
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Latest Documentaries
Kenichi Kanazawa Colour Sound
Kenichi Kanazawa has created his own incredible visual art form of cymatic sound. Kenichi manipulates multicolored sand atop a steel tabletop to show off this phenomenon and show the geometry…
Bert Hickman’s Painting with Lightning Bolts: Lichtenberg Figures
Here is something you do not see every day; Captured Lightning.Captured Lightning is an incredible visual art form – and the creator of this mesmerizing form of art is none…
How to Draw a Perfect Oval with Trammel of Archimedes?
The trammel of Archimedes, also known as the Wooden Ellipse Jig, is an engineering marvel that can draw a perfect oval every time. It has been used for centuries with…
Why You Should Wash Knife After Sharpening?
Every sharp knife sharpener knows the importance of washing a knife after sharpening it. Without doing so, the small pieces of metal broken off the blade during sharpening can easily…
Synchronization of Thirty-Two Metronomes
Here is a satisfying video of exactly 32 metronomes united in synchronous play with no help from human hands. However, how is this possible?
The Book Of Leaves
The Book of Leaves is a short film that takes viewers on a mesmerizing journey through the different shapes of leaves. The film uses a beautiful sequence of complete leaves…
How Do Touchscreens Actually Work?
In 2010, South Korea experienced a particularly cold winter. People could not activate their touchscreens while wearing gloves, so they began wielding snack sausages— causing one company to see a…
The Fastest Way to Empty a Bottle!
There are many ways to empty a bottle, but which is the fastest? The video above shows the physics behind different methods and determines the quickest. I will also discuss…
5 Impossible Figures In Real Life!
Do you remember the impossible figures from math class? The ones that seemed to defy the laws of physics and could not be represented in the real world? It turns…
A Light History of Light in 2 Minutes
Have you ever thought of how light has changed with us? This experimental animation by Stephen Ong for Make It Move explores that thought, illustrating how light went "from the…
Journey Clock
The Journey Clock is designed by the artist Clayton Boyer. It is beautifully designed and has a very interesting design. Watching it is mesmerizing.
The Bicycle Pulling Puzzle
Here is a nice puzzle; the bicycle pulling puzzle. Will you ride forward or backward with your bicycle if you pull straight back on the lower pedal?
How Did We Find the Speed of Light?
Richard Feynman discusses how Newton was able to explain gravity, the tides, and how we first calculated the speed of light.
Amazing Time-Lapse: Bees Hatch Before Your Eyes
Do you want to witness the eerily beautiful growth of larvae into bees? A one-minute time-lapse video shows how bees hatch before your eyes.
Whale Forming Spiral While Bubble Feeding
This is the mesmerizing moment a group of humpback whales uses the bubble feeding technique to make a spiral to hunt for krill.
The Golden Ratio Nautilus
The nautilus shell is typically associated with the golden ratio. There is a dispute over whether the golden ratio nautilus is real or myth!
The Quarter of a Quarter in My Left Foot
In this unforgettable scene from "My Left Foot," Christy Brown's siblings are doing maths and trying to find a quarter of a quarter.
Mathematically Correct Breakfast
How to slice a bagel into two congruent, linked halves? Is there a mathematically correct breakfast? Yes, there is a magical way to do that.
The Beautiful Explanation of Riemann Hypothesis
The Riemann hypothesis is the most notorious unsolved problem in all of mathematics. The person who solves it will win a $1 million prize.
Mesmerizing Sand Art: Dance on the Circle
Here is a mesmerizing sand art by Mikhail Sadovnikov! He uses his hands and makes astonishing mathematical patterns on wet clay.
The Secret Lives of Snow Leopards
One of the world's most fascinating big cats, the snow leopards (Panthera uncia), are also one of the most elusive and difficult to see.
How to Draw a Circle Perfectly Freehand?
How to draw a circle perfectly? Learn this simple technique to help you draw a near-perfect circle freehand. It could be useful for drawing charts.
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