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Research PaperResearchia:202607.09098

How does light 'know' the shortest path?

Veritasium

Abstract

![thumbnail](https://i.ytimg.com/vi/h1YeIE0vEIs/mqdefault.jpg) Light is the fastest thing in the universe. In order to be this fast it always needs to take the shortest path (as it's speed cannot ...

Submitted: July 9, 2026Subjects: Learning; Learning

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Light is the fastest thing in the universe. In order to be this fast it always needs to take the shortest path (as it's speed cannot ...

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Date:
Jul 9, 2026
Topic:
Learning
Area:
Learning
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How does light 'know' the shortest path? | Researchia