Failed science is not bad science

This neat cartoon hints at the helpful point that knowledge of scientific failure is still scientific knowledge.

If the foundation of knowledge is causality, as Aristotle affirmed,¹ then knowledge that A doesn’t cause C is as important as knowledge that B does.

1. “…we have knowledge of a thing only when we have grasped its cause”  (Posterior Analytics, 71 b 9–11. & 94 a 20) and
“…we do not have knowledge of a thing until we have grasped its why, that is to say, its cause." (Physics 194 b 17–20)