Variable speed of light

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

A variable speed of light (VSL) is a feature of a family of hypotheses stating that the speed of light may in some way not be constant, for example, that it varies with frequency, in space, or over time.

Excerpt from the Wikipedia article “Variable speed of light”, under the CC BY-SA 4.0 license. Read the article on Wikipedia