I can only give you some the idea for speech
1)profit of science in future
2)lost because science in future
3)and why science in future
Development, whether it is human development or country development, is linked to the proper growth and development of the technology in many ways. Technological advancement happens when there become new inventions in the science by highly skilled and professional scientists. We can say that technology, science and development are equally proportional to each other. Development in the science and technology is very necessary for the people of any nation to go hand in hand together by the people of other countries. Development of the science and technology depends on the analysis and proper understanding of facts. Development of technology depends on the way of application of various scientific knowledge in right direction.
In order to enhance the economy and betterment of the people of any nation, up-to-date knowledge, technology, science, and engineering are the fundamental requisites. A nation can be backward and the chances of being developed country become minimal in the lack of science and technology.