The cracks, if they exist, are old, remnants of a time shortly after the Big Bang.
Source: https://www.livescience.com/cosmic-strings-hiding-in-spacetime.html
Only the Autodidact is Free
The cracks, if they exist, are old, remnants of a time shortly after the Big Bang.
Source: https://www.livescience.com/cosmic-strings-hiding-in-spacetime.html