Try to Relax — and Other Things That Prevent Themselves

“Try to relax” is a paradox with a precise psychological mechanism. So is the traversable wormhole: the geometry you need to cross spacetime closes the moment you try to use it. The grandfather paradox, Wegner’s ironic monitoring process, and Rick Sanchez’s nihilism problem all share the same deep structure — and understanding that structure is more interesting than any of the individual cases.

15 January 2026 · 15 min · Sebastian Spicker

What Black Hole Images Actually Show (and Why a Wormhole Would Look Different)

The EHT images of M87* and Sgr A* are remarkable not because they surprised us, but because they confirmed a century-old prediction at microarcsecond precision. The more interesting question: what would a wormhole look like? Completely different — and we have never seen that.

17 October 2022 · 8 min · Sebastian Spicker