On a Hunt for a Ghost of a Particle
Janet Conrad has a plan to catch the sterile neutrino — an elusive particle, possibly glimpsed by a number of experiments, that would upend what we know about the subatomic world.
An Explorer of Quantum Borderlands
Suchitra Sebastian’s searches for quantum anomalies have led to the potential discovery of a new building block of matter.
Why the Big Bang’s Light May Have a Tilt
Scientists haven’t tested the Big Bang’s light for a revealing shift in 25 years. A new experiment aims to change that.
Dark Energy Tested on a Tabletop
Is dark energy a cosmic chameleon that can fade into its surroundings? A recent test brings the mysterious anti-gravitational force down to earth.