Scientists Have Been Hunting This Elusive Particle for a Decade. It Doesn’t Exist.

The particle in question, known as a sterile neutrino, was supposed to only interact with gravity and have zero interactions ...

A 30-Year Physics Mystery Takes a Sharp Turn: This Bizarre Particle Doesn’t Actually Exist

New results from the MicroBooNE experiment rule out the existence of a sterile neutrino, reshaping how scientists think about ...