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by | Mar 18, 2026

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Scientists Discover a Hidden Universe









In a landmark discovery for quantum physics, a collaborative team from the University of the Witwatersrand and Huzhou University has identified a “topological universe” hidden within entangled light. Using standard laboratory equipment, researchers mapped over 17,000 unique topological patterns across 48 dimensions, the richest set ever recorded in a physical system. The team utilized entangled photons produced via spontaneous parametric down-conversion (SPDC) to reveal that topologically robust structures, often compared to “doughnut-like” shapes emerge naturally from spatial correlations.

Professor Andrew Forbes highlighted that this advance simplifies previous theories by demonstrating that only a single property of light, Orbital Angular Momentum (OAM), is required to create these patterns. Previously, scientists believed a combination of properties, such as OAM and polarization, was necessary. By leveraging OAM, the researchers found that topology is essentially a “free” byproduct of quantum entanglement in space, existing all along but remaining undetected until now. Theoretical support from quantum field theory helped the team pinpoint exactly where these complex signatures reside within the high-dimensional space.

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The implications for the future of technology are significant, particularly in the realm of quantum computing and secure communication. Because topological structures are inherently robust, they can protect quantum information from “noise” and environmental interference, which has long been a hurdle for stable quantum systems. The discovery of these 17,000 distinct patterns effectively provides a massive “quantum alphabet,” potentially paving the way for ultra-secure, hack-proof communication networks that are far more resilient than current OAM-based models.

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