Tag: spacetime
Special relativity and the birth of space-time
When it first appeared, general relativity was a new theory of gravitation: the first to be coherent and in agreement with observations, since that of Newton. Before it, there was…
Gravitational waves would have made the Big Bang space-time turbulent
Space-time is not a material medium, yet its dynamics resemble that of fluids. Like them, it could have become turbulent, especially at the time of the Big Bang, when it…