In the strange world of quantum mechanics, objects can exist in several states at once. This concept, called superposition, is one of the most puzzling features of quantum theory. A particle, for ...

When a German physicist returned from a health retreat 100 years ago, his ideas sparked a debate about reality, and gave rise to quantum mechanics — the "spooky" science of the very small.

Quantum theory equation is far from unacceptable. Published 19 May 2021. From Peter Holness, Hertford, UK . Regarding Brian Reffin Smith’s letter reducing to absurdity the equat ...