What is the cause of the recent tremors observed on the Danish island of Bornholm?

Question

This should resolve as soon as there is a clear consensus.

https://www.scientificamerican.com/article/strange-tremors-rattle-danish-island-but-it-wasnt-an-earthquake/

Manifold Markets · Answer

Per Manifold Markets prediction market, Supersonic aircraft breaking the sound barrier, followed by Weapon detonation and Earthquake are most likely. See the market for live updates (12 traders, as of Oct 11, 2026).

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