There’s something about making a cup of coffee that riles people up. Somehow, each debate breeds its own sub-debates — brewer vs. pour over. Hario vs. Chemex. Medium grind vs. coarse grind, and so on.

The true test of the amateur astronomer is building their own telescope. Grinding and polishing your own mirrors is a long, arduous process. Instead of lapping the blank by hand, Laurie Hall built ...

That’s why coffee grinders are so great. You can grind as much (or little) as you need, and enjoy all the flavours and aromas the beans have to offer since they haven’t been exposed to air just yet.