Chu Yunsheng thought for a second. Zhu Lingdie seemed to have also talked about two paths that his father and Fang Yuehou had chosen. Although professor Sun was not a senior officer from GCH, what he said was very close to the truth, so he asked, "what exactly is the anti-world?"
"Mr. Chu, you have studied engineering, so you should know that antimatter exists in this world, right? For example, a proton has a positive charge while an antiproton has a negative charge. A collision between any particle and its antiparticle partner will create a huge energy burst, its power can compete with any nuclear weapon that is known to us!