Popper's concept of "falsifiable" claims as the only means to science has been debunked time and again.
It's not how real science works most of the time.
It's not how real science works most of the time.
If you define science as "what scientists do", sure.
But if you define science as "knowledge about the world that you can acquire by reason", you need it to be falsifiable; otherwise reason can't tell apart knowledge from invention.
https://en.wikipedia.org/wiki/The_Structure_of_Scientific_Re...
https://en.wikipedia.org/wiki/Against_Method
(And other newer sources on epistemology, but those are basic).