Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

首页» 新闻» 罕见镜头：锤头鲨在古火山周围的气旋中游动并发出奇怪信号 可以称之为奇怪的现象是，数百只锤头鲨被发现以气旋形式游动在太平洋一座古老火山周围。本文末尾的视频捕捉了 Netflix 的“我们生活的世界”第三集中出现的罕见事件。它描述了某种 ...