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As a consequence of the Lorentz transformations, time and space transform into each other when changing reference frame. This calls for a unified description: Minkowski spacetime.

-1
votes
2answers
I thought the spacetime diagrams were usual flat planes just with a new formula for distance. But the source I was reading suddenly started talking about hyperbolic angles in triangles ( I don't know … what hyperbolic angles are). The triangles in those spacetime diagrams look like normal triangles (with straight edges), but the source says the inside angles are hyperbolic. Does that mean the …
asked Jun 27 by Ryder Rude
4
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6answers
Or is it a meaningless question? For example, A and his friend B are the same age initially. B travels relative to A at a very high speed. A keeps observing B from his frame. At one moment, A observe …
asked Jun 17 by Ryder Rude