In his theory of general relativity, Einstein realized that space and time can stretch and warp in ways that change the trajectory of light.

爱因斯坦在他的广义相对论中认识到，可以以改变光轨迹的方式对时间和空间进行拉伸和弯曲。

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Mr Brotton, a professor of Renaissance Studies at Queen Mary University of London, examines the complexity of mapmaking through the stories of 12 maps, which stretch across space and over time.

ECONOMIST: There is no such thing as an objective map

Black holes are known to draw in material - gas and even stars - and to stretch the very fabric of space-time at their edges.

BBC: First glimpse of a black hole's spin