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Super-cooling radioactive atoms could produce a laser-like neutrino beam, offering a new way to study these ghostly particles — and possibly a new form of communication.
Jennifer Chu | MIT News
Publication Date:September 8, 2025
At any given moment, trillions of particles called neutrinos are streaming through our bodies and every material in our surroundings, without noticeable effect. Smaller than electrons and lighter than photons, these ghostly entities are the most abundant particles with mass in the universe.
The exact mass of a neutrino is a big unknown. The particle is so small, and interacts so rarely with matter, that it is incredibly difficult to measure.
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