张朝阳硬核解析“广义相对论的光线偏折”

新浪科技
11 Apr

新浪科技讯 4月11日上午消息,搜狐创始人、董事局主席兼首席执行官、物理学博士张朝阳4月10日现身北京天文馆,以“广义相对论下的光线偏折”为主题开展物理课线下专场。 对星光的观测是天文学的基础,然而真空中的光总会沿着直线传播吗?光子没有质量还会被引力拉扯吗?现场,张朝阳身穿一套利落西装,逐一给出答案:引力的本质不是力,而是时空的弯曲;真空中的光总会沿四维弯曲时空中的“直线“传播,但给三维空间上给...

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