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What are "wormholes"?

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Quick Answer

In theoretical physics, wormholes are points in space that act as an entrance and exit system for travel that is faster than the speed of light between two points. Scientists do not know of any existing wormholes, and the hypothesis rests on conclusions from other scientific theories.

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Albert Einstein’s theory of relativity gives theoretical physicists the basis of the wormhole hypothesis. The theory claims that mass changes the structure of space. Theoretical physicists postulate that black holes are a possible entrance for a wormhole and white holes serve as the exit to a different destination. Wormholes are unstable, and small changes in mass surrounding the tunnel or inside the tunnel causes the wormhole to collapse.

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