Science withers without philosophy

Having achieved extraordinary feats – mapping the genome, probing the quantum vacuum, sequencing the cosmos – many scientists have come to regard philosophy as a relic that hinders empirical progress. However, a Nature journal article on “bad philosophy” in physics argued that progress is stifled by the misuse of philosophical thinking. It explained that progress in discovery has stagnated because of superficial readings of thinkers like Karl Popper and Thomas Kuhn that have encouraged the idea that science only advances through radical disruption. 

The author of the article, physicist Carlo Revelli, points out that experiment after experiment has failed to vindicate the bold, speculative theories physicists have built “beyond” the standard model, yet the field keeps ignoring that lesson. When philosophy is absent, it does not disappear – it propagates into insufficient reflection. Questions that are irreducibly
philosophical, like what that data means, what theories are for, and what counts as an explanation, will always persist. 

This is evident even in foundational questions within quantum mechanics. For instance, scientists can calculate outcomes with astonishing precision while remaining deeply divided on what those outcomes reveal. Yet this retreat from interpretation is itself a philosophical stance.

When done right, philosophy clarifies the foundations of science. It shapes how theories are constructed and extended while providing conceptual scrutiny on sophisticated models. Consider debates around reductionism in biology or the interpretation of statistical significance in biomedical research. These are epistemological issues. What counts as explanation? What constitutes evidence? When does correlation become causation? These questions cannot be answered by data alone.

Another striking example exists in oncology relating to the term “stemness,” the defining property of stem cells. Historically, this was treated as a single intrinsic trait until philosophical analysis revealed that “stemness” is actually a multifaceted property that can be categorical, dispositional, relational, or systemic. By distinguishing these properties, researchers were able to develop more precise anticancer therapies that target the specific environmental or intrinsic mechanisms at play.

What philosophy gives science is
 clarity about what data is actually telling
us, and honesty about the assumptions baked into how we collected it in the first place. Einstein put it plainly: “philosophical understanding gives scientists independence from the unexamined biases of their own era, and that independence is what separates a true seeker of knowledge from someone who is merely technically competent.”