Relativity and Spacetime

Author: Zheng Shizhi
Publisher:
Publish Date: 2000-03-01
Features: If you want to forget sadness and laziness, you must know what is happening on Earth and what is happening in the sky. Former Soviet poet Mayakovsky wrote the following lines in the first issue of the famous magazine "Knowledge is Power," which influenced generations. Yes, as a cultured modern person, we really should know many things happening on Earth and in the sky, especially those related to time and space that are closely linked to our lives.