[閒聊] 本週霍金
7/11晚上九點播的
我只看到了後半段
大概是在說未來旅行的部份
霍金先說時間在不同的質量跟速度會有不一樣的流速
霍金在此提出幾個可能進行未來旅行的假設
1.運用質量:銀河系的中心有個超大黑洞
太空船如果繞著它跑 在裡面的船員時間將會變慢
2.運用速度:建造環繞地球的鐵道 讓火車以接近光速行駛
裡面的乘客時間也會變慢
然後還有提到一些強子對撞機的事情
感覺差不多都是高中物理有提過的範圍
至於沒看到的前半段 就請版友補完了
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