If you've never looked at the NYC subway map and thought "mmm pasta," now you can.
A website that tells you how long it will take for your ice cream to melt. It takes into account the weather where you are.
I wrote a computational essay about using autocorrelation to infer whether to draw a line or bar chart, illustrated how it's calculated, and concluded with historical context. It's a live notebook; click the left margin to view or edit code for any cell.