What is a song that you consider to be perfect?

Why is calculus, or the math behind the rates of change of functions, the natural progression of arithmetic >> algebra + trig >> calculus.... Why not some other tangent of mathematics (no pun intended)?

I’m having more fun in Tarkov than ever before but the servers and other issues are getting ridiculous.

ELI5: What exactly went wrong on Apollo 13 and how was so many things missed?

Anyone have the experience to make a comparison between newer 2016+ kias and honda/toyota/mazda/subaru paint?

Trying to get over them is so hard

Both concrete and glass are mostly made of sand which makes skyscrapers just really tall sandcastles

This looks easy!