SciShow
How Ancient Babylonians Predicted Eclipses
There's an eclipse coming up in April of 2024! You'd think it takes a lot of modern technology for us to know about it, but it turns out that humans have been able to predict eclipses for nearly three thousand years. And we've been using...
SciShow
Tapputi-Belatekallim: The First Chemical Engineer | Great Minds
A perfumer from Ancient Babylon named Tapputi-Belatekallim is possibly history's first recorded chemist, and some of the techniques she used are still in practice today.
Be Smart
Why It Is What Time It Is (The History of Time)
How did we come up with our system of telling time? Why do we divide the day into 24 hours of 60 minutes each, and put 60 seconds in each minute? Where does the definition of a second come from? And who decides what clock shows the...
TED-Ed
TED-Ed: The rise and fall of history's first empire | Soraya Field Fiorio
History's first empire rose out of a hot, dry landscape, without rainfall to nourish crops, without trees or stones for building. In spite of all this, its inhabitants built the world's first cities, with monumental architecture and...
Curated Video
Numbers: The Discovery of Zero
For centuries, only the numbers 1-9 existed. Who discovered zero? When? And why is it important? Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts...
Curated Video
The Babylonians and Plimpton 322
Why the depiction of Babylonian numerals matches numeral systems the world over, and how this allows us to decipher their mathematical knowledge. And see what homework Babylonian pupils were set thousands of years ago! Maths - History Of...
Curated Video
Why is a Circle 360 Degrees, Why Not a Simpler Number, like 100?
A circle is 360 degrees But have you ever thought why is a circle not a simpler number, like 10 degrees or 100 degrees? As it turns out 360 is actually a very good number. From a purely mathematical standpoint, a number like 10 or 100...
Curated Video
Babylon, VI century BC
Wanna know what techniques, innovations, and different elements emerged in Mesopotamia - Time measurement, movement of light.... and How?
Curated Video
Why Are There '24' Hours In A Day?
The 24-hour day concept comes from the ancient Egyptians. They divided the day into 10 hours with devices like shadow clocks and then added one hour at each end (one for twilight and one at the end of the day). Later, a T-shaped bar was...
Why U
Algebra 69 - Quadratic Equations
The graph of a quadratic function in a single variable is a parabola. Setting that function equal to zero creates a quadratic equation, and the solutions to that equation are the "zeros" or "roots" of the function. In quadratic functions...
Peninsula Bible Church
Habakkuk: History Is in God's Hands
This resource provides a commentary on the Book of the prophet Habakkuk from the Hebrew Scriptures.