Category: Science > Curvature
One of the most captivating discoveries in modern cosmology is the suggestion that the universe may not be flat or infinite as previously thought, but instead, it could be shaped like a giant, multi-dimensional sphere. This theory arises from the analysis of cosmic microwave background radiation, the afterglow of the Big Bang, and the distribution of galaxies across vast distances. Observations indicate that the large-scale structure of the universe appears to have a positive curvature, similar to the surface of a sphere. This means that if you traveled far enough in one direction, you might eventually return to your starting point, much like walking around the Earth. This revelation not only reshapes our understanding of the universe's geometry but also raises profound questions about its ultimate fate, composition, and the fundamental laws of physics that govern it.