Instead of using a bunch of equations to memorize, Yi Zhe Ang visually explains matrix transformations to provide some intuition behind the math. Make it to the end so that you can transform a 3-D image of a cat.
Explorable explanation for matrix transformations
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Household Types, Then and Now
Here’s how common each household type is and was — and how the makeup compares to a few decades ago.
Where Bars Outnumber Grocery Stores
A closer look at the age old question of where there are more bars than grocery stores, and vice versa.
Data Underload #17: Famous Movie Quotes, p. 2
Carpe diem. Seize the data, boys. Make your lives extraordinary.