1. Natural science: it mainly includes the popularization of basic scientific knowledge such as mathematics, physics, chemistry, biology and earth science. Through the dissemination of scientific knowledge, improve public understanding of natural phenomena and scientific principles.
2. Technological inventions: This kind of popular science promotes new technologies, new products, inventions and innovations. Let the public know the latest trend of scientific and technological development and stimulate the sense of innovation.
3. Health category: mainly spreading medical knowledge, health preservation, epidemic prevention and control, etc. Improve public health literacy and promote the health of the whole people.
4. Environmental protection: popularize the knowledge of ecological environmental protection, resource utilization, energy conservation and emission reduction, raise public awareness of environmental protection, and advocate a green and low-carbon life.
5. Social science: including popular science in humanities, history, politics, economy and law. , enhance the public's social science literacy and promote the harmonious development of society.
6. Culture and art: spread cultural and artistic knowledge, improve the public's cultural appreciation and aesthetic level, and enrich people's spiritual life.
7. Education and teaching: popularize educational knowledge, teaching methods and learning skills. To improve the educational literacy of the public and help the development of education.
8. Agricultural science and technology: mainly including popular science in agricultural technology, rural economic development and agricultural policies, so as to improve farmers' scientific quality and promote agricultural modernization.