Schild's Ladder by Greg Egan

The story of "Schild's Ladder" by Greg Egan follows Cass, who discovers a new set of quantum graphs that challenge the existing laws of physics. She travels to Mimosa Station to conduct an experiment creating a novo-vacuum, leading to unexpected consequences as a new physics realm expands, causing chaos and forcing different factions to confront the border's implications. Preservationists aim to reverse the phenomenon, while Yielders see it as an opportunity for rejuvenation. Tensions rise as experiments reveal the border's secrets, culminating in violent actions and an uneasy alliance between former friends navigating two divergent universes. The novel delves into themes of exploration, adaptation, and the clash between tradition and progress. Originally published in 2002, "Schild's Ladder" has been translated into various languages and formats over the years, showcasing its enduring appeal and exploration of complex scientific concepts.