After hearing Neil deGrasse Tyson say there are more stars in the universe than grains of sand on Earth, I couldn’t stop thinking… What if “infinity” is just what we call the things we don’t fully understand yet? Like grains of sand once felt infinite—until we measured Earth. Like the speed of light once felt untouchable—until we gave it a number. Maybe the universe isn't truly infinite. Maybe we just haven't found its limits yet. This is how knowledge grows—by turning the unknown into the under