SciShow
You're Losing Bones Right Now
You would think that almost everyone has the same exact number of bones in their body, but that number is different, and changing, in everyone!
3Blue1Brown
Fractals are typically not self-similar
What exactly are fractals? A common misconception is that they are shapes which look exactly like themselves when you zoom in. In fact, the definition has something to do with the idea of "fractal dimension".
3Blue1Brown
Fractals are typically not self-similar
What exactly are fractals? A common misconception is that they are shapes which look exactly like themselves when you zoom in. In fact, the definition has something to do with the idea of "fractal dimension".
TED-Ed
TED-Ed: Which voting system is the best?
Imagine we want to build a new space port at one of four recently settled Martian bases, and are holding a vote to choose its location. Of the 100 colonists on Mars, 42 live on West Base, 26 on North Base, 15 on South Base, and 17 on...
3Blue1Brown
Binary, Hanoi and Sierpinski, part 1
How couting in binary can solve the famous tower's of hanoi problem.
3Blue1Brown
e to the pi i, a nontraditional take (old version)
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
3Blue1Brown
Binary, Hanoi and Sierpinski - Part 1 of 2
How couting in binary can solve the famous tower's of hanoi problem.
TED-Ed
TED-Ed: Mysteries of vernacular: Zero - Jessica Oreck and Rachael Teel
Though the first written number system can be dated back to 2500 years ago in Mesopotamia, a zero-like symbol did not appear until 7th century CE India. Jessica Oreck and Rachael Teel track the evolution of zero from a dot to the symbol...
3Blue1Brown
Understanding e to the pi i
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
SciShow
Plants. Can't. Count. - ...except they kinda can...
It seems silly to ask if plants can count, but even the New York Times has called Venus flytraps 'Plants That Can Count.' Is counting a thing plants can do?
TED-Ed
TED-Ed: How high can you count on your fingers? (Spoiler: much higher than 10) - James Tanton
How high can you count on your fingers? It seems like a question with an obvious answer. After all, most of us have ten fingers -- or to be more precise, eight fingers and two thumbs. This gives us a total of ten digits on our two hands,...
SciShow
You're Losing Bones Right Now
You would think that almost everyone has the same exact number of bones in their body, but that number is different, and changing, in everyone!
TED-Ed
TED-ED: What's an algorithm? - David J. Malan
An algorithm is a method of solving problems both big and small. Though computers run algorithms constantly, humans can also solve problems with algorithms. David J. Malan explains how algorithms can be used in seemingly simple...
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: 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...
SciShow Kids
Life as a Tree!
Did you know you can read the story of a tree's life? By looking at a tree's rings, you can figure out way more than just how old it is! Jessi and Squeaks are here to show you what to look for next time you're on a hike and find a tree...
Curated Video
Revolutionary Technology for Accurate Vehicle Occupancy Counting
Laser Optical Engineering at Loughborough University has developed an innovative technique for accurately counting the number of people inside moving vehicles. Unlike traditional methods that require large staff or expensive...
Curated Video
The Romans and Numerals
Though they were great engineers, the Romans were terrible mathematicians. They relied on the knowledge of their Greek slaves, and rather than developing maths, came up with one of the most awkward numerical notation systems known to...
Curated Video
Numbers: Animal Maths
See monkeys do addition and parrots count... but is this mathematical ability really what it seems? Explore animals' ability to do simple maths. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Why Do We Count in Tens?
Find out why our metric system is based on the number ten. Is it the best number to count on? Or could the reason be more biological than mathematical? Maths - Number A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Numbers: Life Without Numbers
Modern life seems impossible without numbers. But one Aboriginal tribe has avoided the development of maths and still lives with only the simplest counting system... Maths - Number A Twig Math Film. Reinforce and extend the learning...
Curated Video
Chinese Development of Maths
Chinese maths developed independently of the West – but with similar outcomes. Discover the parallels between East and West, and why it appears that Chinese mathematicians often got there first. Maths - History Of Maths A Twig Math Film....