/sci/ - Science & Math

>>15660376
The compass, by definition, has to paired with the cardinal directions.

No such device ever existed in China until modern times.
>Most ancient artifacts are not found.
Nope. Europeans have surviving artifacts for everything. Currious that rat face lying Chinks never have any artifacts. Not even Bronze age artifacts.

Despite always number in a huge portion of the population, nothing interesting in the region happened at all. Even meso American civs are more interesting.

>>15660403
The Chinese """gunpowder""" never worked as explosive, not even by the 1900s. That's why they lost to Japan who just adopted Western tech.

>>15660394
>Your picture is *not* made of movable type.
It is.

>It is made by using letter stamps onto clay then firing it.
This is what the Chinese """invention""" is, it is not disputed.

>>15459531