From 13 to 14 May, the nineteenth Public Science Day of the Chinese Academy of Sciences, on the theme “Science for the future”, was held in over 100 institutional units throughout the country. Nearly 100 astronomical stations, plant gardens, museums, field stations, national priority laboratories and open doors for major scientific and technological infrastructure are open to the public. This public science day was opened for the first time in three years by the Chinese Academy of Sciences. T...