New Views of Quantum Jumps Challenge Core Tenets of Physics
One of the most basic processes in all of nature—a subatomic particle’s transition between discrete energy states—is surprisingly complex and sometimes predictable, recent work shows
Powerful New Observatory Will Taste Neutrinos’ Flavors
The Chinese JUNO experiment will aim to answer a mystery about the particles’ mass
How Scientists Solved One of the Greatest Open Questions in Quantum Physics
The story of a macroscopic quantum system and a mathematical odyssey
Antimatter Discovery Reveals Clues about the Universe’s Beginning
New evidence from neutrinos points to one of several theories about why the cosmos is made of matter and not antimatter
Weird Neutrino Behavior Could Explain Long-standing Antimatter Mystery
But more data are needed before physicists know for sure
Will String Theory Finally Be Put to the Experimental Test?
Physicists have found a way the theory might limit the cosmic inflation that is thought to have expanded the early universe
New Instrument Will Stretch Atoms into Giant Waves
Room-sized “atom waves” could help probe the quantum realm
The Exquisite Precision of Time Crystals
Exotic new states of matter contain patterns that repeat like clockwork
Mysterious Neutrinos Get New Mass Estimate
Cosmic calculations suggest how massive nature’s lightest matter particle could be
Supergravity Snags Super Award: $3-Million Special Breakthrough Prize
The theory, which emerged in the 1970s as a way to unify the fundamental forces of nature, has profoundly shaped the landscape of particle physics
Spin-Swapping Particles Could Be “Quantum Cheshire Cats”
A proposed experiment to swap fundamental properties between photons carries profound implications for our understanding of reality itself
Quantum Gravity in the Lab
Physicists attempting to unify the theories of gravity and quantum mechanics have long thought practical experiments were out of reach, but new proposals offer a chance to test the quantum nature of gravity on a tabletop