What at first glance appears to be a simple pair of galaxies, several billion light years away, could actually be something whose existence scientists consider possible, but which no one has been able to see until now: a 'fold' in the very structure of the Universe, or what is the same, a 'cosmic rope'. Cosmic strings are a kind of 'defects' in the topology of space, a kind of one-dimensional, line-shaped cracks that could have formed just after the Big Bang and were later 'stretched' due to the expansion of the Universe itself. . As explained in a study led by Margarita Safonova, from the Indian Institute of Astrophysics and… See more
