Cosmic Instrument: Resonant Songs of Rotating Wormholes ✦

Original: "Resonant transmission of scalar waves through rotating traversable wormhole"

· Rajesh Karmakar, Bum-Hoon Lee, Wonwoo Lee

arXiv:2605.09426v1 · 2026-05-10 · CC BY · ⏱ 1 min · General Relativity

Rotation turns a wormhole into a tuning fork, tuned to selected frequencies: sharp resonant peaks appear in the spectrum of scalar waves — the music of a horizonless object.

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At the center of a galaxy lies not a silent black hole, but a sounding wormhole. Scalar waves resonate in its throat like a tuning fork. Pure tones are the spectral signature of a horizonless object. Telescopes will soon learn to read this score, and we will hear the music of secret passages.

🎯 The Breit-Wigner resonances found in the wormhole spectrum operate on the same principle as those used to discover new particles in colliders. A cosmic monster millions of kilometers across obeys the same resonance laws as subatomic systems — as if nature plays a single string from the microcosm to the megacosm.

🎬 A traversable wormhole became the core of Carl Sagan's "Contact" and the blockbuster "Interstellar." It seems we've found a way to tell a real tunnel from cinematic props without peeking inside.

\frac{d^2u}{dr_*^2} + \left(\omega^2 - V_{\text{eff}}(r)\right) u = 0

u — the wave profile, ω — its frequency, V_eff — the potential determined by rotation and throat shape, r_* — the tortoise coordinate stitching together both sides of the tunnel. Resonance occurs when V_eff creates a deep potential well trapping the wave — like an acoustic resonator.

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Cosmic Instrument: Resonant Songs of Rotating Wormholes ✦