3.23.2 Greatest hits from previous weeks

3.23.2.1 Unit Discovery: Is this some sort of a sick joke?

http://mathematica.stackexchange.com/questions/124745/unit-discovery-is-this-some-sort-of-a-sick-joke

 
Alright, let's have some fun here. I am essentially following the documentation by Wolfram, just looking at different quantities. 
 
N[UnitConvert[Quantity["earth's gravity"]]] 
 
9.80665m/(s)^2 
 
 
Hmm,  ...
 

- asked by Pirx (30 votes), answered by xavier (30 votes)

3.23.2.2 How can Mathematica be used to create images like these?

http://mathematica.stackexchange.com/questions/118992/how-can-mathematica-be-used-to-create-images-like-these

 
Here are two examples of artistic image interpolation using just black lines: 
 
 
TRIANGULATION: ANGULAR CELEBRITIES DRAWN WITH A PEN 
Interpolation for Triangulation-represented Digital Image 
 
 
The  ...
 

- asked by R Hall (28 votes), answered by MarcoB (29 votes)