What Exactly is Spacetime? Explained in Ridiculously Simple Words
4:56
YouTubeScience ABC
What Exactly is Spacetime? Explained in Ridiculously Simple Words
Spacetime, as a concept, is related to a space that consists of 4 dimensions instead of the regular 3-dimensional space. As early as 1905, Einstein proposed a now widely popular theory that the speed of light is independent of the motion of all observers, and that space and time are interconnected in a single continuum. This theory, which is ...
419K viewsOct 4, 2021
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