Quantum field theory marries the ideas of other quantum theories to depict all particles as “excitations” that arise in underlying fields. The British physicist Paul Dirac started the ball ...

More information: Alessio Rocci et al, The quantum theory of gravitation, effective field theories, and strings: yesterday and today, The European Physical Journal H (2024). DOI: 10.1140/epjh ...

Game theory studies interactive decision-making ... In such games, actions that reveal or conceal information play crucial roles. The field of "information economics" has clarified many previously ...

Rubies and emeralds have the colors they do because, like many substances, they absorb some colors of light. Most visible light, like sunlight, is composed of all the colors of the rainbow: red, ...

Many incompletely understood phenomena lurk in the borderlands between physical theories - between classical and quantum, between rays and waves, and so on. These borderlands - the domain of physical ...

But for all its successes, quantum field theory has its own puzzles. Infamously, a straightforward calculation of the quantum corrections to the scattering probability of two particles often ...

The result of Einstein's thinking about light, this theory introduced brand-new ideas to science. It opened up an entire field of physics, but left Einstein with some nagging questions.

The Artstor website will be retired on Aug 1st. Daedalus Vol. 106, No. 4, Fall, 1977 The Search for Unity: Notes for a Histor... The Search for Unity: Notes for a History of Quantum Field Theory This ...