Hugh Everett III

American physicist

Learn about this topic in these articles:

In quantum mechanics: Measurement in quantum mechanics
…so-called many-worlds interpretation, proposed by Hugh Everett III in 1957, which suggests that, when a measurement is made for a system in which the wave function is a mixture of states, the universe branches into a number of noninteracting universes. Each of the possible outcomes of the measurement occurs, but…
Read More
In philosophy of physics: The theory of Ghirardi, Rimini, and Weber
…proposal by the American physicist Hugh Everett (1930–82) in 1957. According to the so-called “many worlds” hypothesis, the measurement of a particle that is in a superposition of being in region A and being in region B results in the instantaneous “branching” of the universe into two distinct, noninteracting universes,…
Read More