Gravity's lingua franca: Unifying general relativity and quantum theory through spectra; geometry
Einstein's gravity theory passes toughest test yet: Bizarre binary star system pushes study of relativity to new limits
(Phys.org) —A strange stellar pair nearly 7,000 light-years from Earth has provided physicists with a unique cosmic laboratory for studying the nature of gravity. The extremely strong gravity of a massive ...
You don't exist in an infinite number of places, say scientists
Quantum optics with microwaves
(Phys.org) —Physicists at ETH Zurich have demonstrated one of the quintessential effects of quantum optics—known as the Hong-Ou-Mandel effect—with microwaves, whose frequency is 100'000 times lower ...
Ex nihilo: Dynamical Casimir effect in metamaterial converts vacuum fluctuations into real photons
Is dark energy static or dynamic?
Physicists experimentally demonstrate one-way quantum steering
Does the quantum wave function represent reality?
Why we've got the cosmological constant all wrong
Physicists propose test for loop quantum gravity
Movement of pyrrole molecules defy 'classical' physics
(Phys.org) —New research shows that movement of the ring-like molecule pyrrole over a metal surface runs counter to the centuries-old laws of 'classical' physics that govern our everyday world.