Hypothesis development, a key step in the scientific method involving the formulation of testable assumptions, is fundamental to the United Nations' Sustainable Development Goals (SDGs). It plays a crucial role in SDG 9 (Industry, Innovation, and Infrastructure), facilitating scientific research and technological development that drives sustainable industrialization. Hypotheses underpin the evidence-based strategies necessary for implementing and tracking progress towards all SDGs, including SDG 3 (Good Health and Well-being), SDG 13 (Climate Action), and SDG 14 (Life Below Water). Hypothesis testing helps us understand complex systems and inform decision-making. It also has a place in SDG 4 (Quality Education), where fostering critical thinking and scientific reasoning skills in students equips them to understand and engage with the SDGs effectively.