At the frontier of human knowledge, physicists find themselves in rare and unsettling territory: not merely disagreeing about answers, but about which questions matter and what would count as answering them. The frameworks that once seemed to map the cosmos with elegant precision have begun to strain under the weight of new observations, revealing not a single crack but a deeper fault line running through the foundations of modern physics. This is not science failing — it is science confronting the genuine limits of what minds and instruments can reach, and sitting honestly with the uncertaint