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.
在该爆发的X射线信号被探测到1.1小时后,南非的ATLAS望远镜探测到其快速衰减的光学对应体。后续通过夏威夷的双子星北望远镜(Gemini-North telescope)和智利的甚大望远镜(the Very Large Telescope)的观测,确认这个爆发源自遥远的早期宇宙。该爆发发生时宇宙年龄仅 ...