Google CEO Sundar Pichai.Mateusz Wlodarczyk/NurPhoto via Getty ImagesGoogle CEO Sundar Pichai spoke about AI's potential at the UN's Summit of the Future.Pichai said AI will help sustainable development, scientific discovery, and climate action.Google's AI initiatives include expanding Google Translate, Alphafold, and disaster prediction systems.Big Tech companies like Google are betting that AI technology will help them earn billions in profits, and they're funneling tons of resources toward the technology.