Feature Particle Physics

Three new physics experiments could revamp the standard model

Physicists build giant machines to study tiny particles

researcher inside KATRIN

MASSIVE MACHINES  A researcher stands in the cavernous spectrometer of KATRIN, an experiment in Germany to measure the mass of particles called neutrinos.

Michael Zacher

By Emily Conover

- More than 2 years ago

Diana Parno’s head swam when she first stepped inside the enormous, metallic vessel of the experiment KATRIN.