The impact of science on global policy is very broad and covers various fields, from health, the environment, to technological innovation. Science provides the basis for critical and analytical thinking for understanding complex global problems. Through in-depth research, science helps create more effective policies to address global challenges such as climate change, health crises and food security. First, in the context of climate change, science provides strong evidence regarding the impact of human activities on the environment. Data generated through monitoring tools and climate models assist policymakers in formulating international agreements such as the Kyoto Protocol and the Paris Agreement. Current information on greenhouse gas emissions, sea level rise, and extreme weather patterns underlies recommendations for reducing emissions and implementing renewable energy. In the health sector, advances in medical science and epidemiology have been critical in shaping the response to the pandemic. Research on viruses, vaccines, and factors in the spread of infection provides vital information for developing control strategies. A clear example is how the discovery of a COVID-19 vaccine in a short time allows countries to implement more effective public health policies. Science also plays an important role in food safety. Biotechnology and research into plant resilience have helped countries increase food production. This contributes to policies that support sustainable agriculture and maintain stable food prices on the global market. Additionally, data obtained from field research provides insight into consumption patterns and eating habits that can influence national nutrition policies. In the field of information technology, innovations in artificial intelligence (AI) and big data analysis are changing the way governments formulate policy. By leveraging advanced algorithms, policymakers can analyze social and economic trends more effectively, allowing them to anticipate society’s needs and manage resources more efficiently. Social science also contributes to understanding global political and economic dynamics. Research on human behavior, social justice, and sustainable economics helps create policies that are more equitable and responsive to society’s needs. Data-based policies help reduce inequality and increase public participation in the policy-making process. Science communication is key in disseminating information and attracting public attention to important issues. Collaboration between scientists, media, and policymakers strengthens the public’s understanding of scientific research. This encourages support for policies supported by scientific evidence and promotes a science-based culture. Finally, science stimulus drives innovation in green technology and renewable energy. Policies that support research and development in this sector not only contribute to reducing environmental impacts, but also to job creation and economic growth. Investments in clean technologies prepare countries to face future challenges. Overall, the impact of science on global policy is an important element that cannot be ignored. Through deep understanding, science influences and shapes more informed, responsive, and sustainable policies, helping the world face evolving challenges in a more effective way.