Question

$\huge \colorbox{lightblue}{Question}$
What is quantum foam?​

Answer 1

Answer:

Quantum foam is the quantum fluctuation of spacetime on very small scales due to quantum mechanics. Matter and antimatter is constantly created and destroyed. These subatomic objects are called virtual particles, also called quantum foam.

Explanation:

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Answer 2

Answer:

Quantum foam is the quantum fluctuation of spacetime on very small scales due to quantum mechanics. Matter and antimatter is constantly created and destroyed. These subatomic objects are called virtual particles, also called quantum foam. The idea was devised by John Wheeler in 1955.