Quantum Physics
Is the Schrödinger Equation True?
Just because a mathematical formula works does not mean it reflects reality
Quantum Physics104 articles archived since 1845
Particle Physics
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...
Quantum Physics
Quantum Time Twist Offers a Way to Create Schrödinger’s Clock
Physicists describe a way to merge quantum theory with Einstein’s special theory of relativity—and even a method to test it experimentally
Particle Physics
Powerful New Observatory Will Taste Neutrinos’ Flavors
The Chinese JUNO experiment will aim to answer a mystery about the particles’ mass
Quantum Physics
This Twist on Schrödinger’s Cat Paradox Has Major Implications for Quantum Theory
A laboratory demonstration of the classic “Wigner’s friend” thought experiment could overturn cherished assumptions about reality
Quantum Physics
How Scientists Solved One of the Greatest Open Questions in Quantum Physics
The story of a macroscopic quantum system and a mathematical odyssey
Particle Physics
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
Particle Physics
Weird Neutrino Behavior Could Explain Long-standing Antimatter Mystery
But more data are needed before physicists know for sure
Quantum Physics
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
Quantum Physics
The Coolest Physics You’ve Ever Heard Of
Ultracold atoms can simulate all sorts of quantum behavior
Astrophysics
Hidden Passage: Could We Spy a Traversable Wormhole in the Milky Way’s Heart?
Anomalous motions of stars orbiting our galaxy’s central supermassive black hole might reveal the existence of long-hypothesized tunnels through spacetime
Particle Physics
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
Quantum 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
Space: The Final Illusion
The intuitive idea that objects influence each other because they are in physical proximity is soon to become another of those beliefs that turn out to be wrong when we look deeper
Quantum Physics
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...
Quantum Physics
Found: A Quadrillion Ways for String Theory to Make Our Universe
Stemming from the “F-theory” branch of string theory, each solution replicates key features of the standard model of particle physics
Quantum Physics
Spooky Quantum Action Passes Test
Recent experiments quash the hope that the unsettling phenomenon of quantum entanglement can be explained away
Quantum Physics
“Schrödinger’s Bacterium” Could Be a Quantum Biology Milestone
A recent experiment may have placed living organisms in a state of quantum entanglement
Quantum Physics
String Theory May Create Far Fewer Universes Than Thought
Some physicists claim that the popular landscape of universes in string theory may not exist
Quantum Physics
How Does the Quantum World Cross Over?
The universe according to quantum mechanics is strange and probabilistic, but our everyday reality seems nailed down. New experiments aim to probe where—and why—one realm passes into the other...
