General Relativity2026-05-181 minarXiv:2605.18376expressWormholes Without Exotic MatterA wormhole is a tunnel through the fabric of spacetime, an idea expanded by John Wheeler and Kip Thorne. Just as a mountain passage tends to cave in, the throat of a wormhole wants to snap shut.M Daniel Ranjan·Soumya Chakrabarti·Sanjit DasAlan GuthAlbert EinsteinJacob BekensteinWormholespacetime curvature👍👎☆SimplePopularAdvanced