What types of wormholes are there?

Using wormholes to travel to distant galaxies may seem like the stuff of science fiction, but scientists are coming closer to understanding how they might occur. In this lesson, we will take a look at what wormholes are, their various types, and how they are created. read more

There are many types of wormholes (Morris-Thorne, Visser, Reissner-Nordstrom, Teo, etc, etc) and ways to classify them (thin-shelled/thick-shelled, traversable/non-traversable, microscopic/macroscopic, etc). A Lorentzian wormhole is any wormhole in a Lorentz spacetime, that is, a spacetime with a metric signature [- + + +] or [+ - - -]. read more

One-way wormholes are one-way-trip wormholes, meaning you can only travel once through them, and you would need a separate wormhole for the return trip. Black Holes - Yes, black holes are actually types of one-way wormholes. read more

In theory, there are a number of different types of wormholes within the bounds of physics. In inter-universe wormholes both ends exist in different universe; a point of a universe is connected with another point of another universe. read more