The phrase "The science is settled" can be problematic for several reasons:
Inhibits Scientific Inquiry: Science is a dynamic and ever-evolving process. It is built on the principles of skepticism, critical thinking, and continuous questioning. Claiming that "the science is settled" implies that there is no room for further investigation, debate, or refinement of existing knowledge. It can discourage scientists from exploring alternative hypotheses or challenging established theories, stifling scientific progress.
Implies Certainty: Scientific knowledge is probabilistic in nature and is based on the best available evidence at a given time. It is rare for any scientific consensus to be absolutely certain or unchangeable. Science acknowledges uncertainty and the need for ongoing research and review. Claiming that "the science is settled" suggests a level of absolute certainty that is not representative of the scientific process.
Oversimplifies Complex Issues: Many scientific topics are multifaceted and involve numerous variables, interactions, and uncertainties. Declaring that "the science is settled" oversimplifies these complex issues by implying that all aspects and nuances have been definitively resolved. It can mislead the public and policymakers by glossing over the complexities and limitations of scientific understanding.
Discourages Skepticism and Debate: Science relies on skepticism and healthy debate to challenge ideas, test hypotheses, and refine theories. By asserting that "the science is settled," dissenting voices or alternative viewpoints may be dismissed or marginalized, hindering the exploration of diverse perspectives. Open and robust scientific discourse is crucial for advancing knowledge and ensuring the integrity of scientific research.
Context-Dependent Nature of Science: The state of scientific understanding can vary across different fields, subjects, or specific aspects of a topic. While there may be a strong consensus within a particular scientific community on a specific issue, it doesn't imply that every aspect of that field is settled. Different areas of research have different levels of maturity, and claiming overall settlement can oversimplify the diverse landscape of scientific inquiry.
In summary, science is a dynamic process that continually builds and refines knowledge. Emphasizing the ongoing nature of scientific inquiry and acknowledging uncertainties helps maintain scientific rigor, promotes open dialogue, and encourages further exploration and discovery.