Can a wormhole exist?

Einstein's theory of general relativity mathematically predicts the existence of wormholes, but none have been discovered to date. A negative mass wormhole might be spotted by the way its gravity affects light that passes by.

Read more

One may also ask how does a vortex start?

When the water level and pressure drop low enough, the water surface can hold back the water and stop the flow completely. If you spin the bottles around a few times, the water in the upper bottle starts rotating. As the water drains into the lower bottle, a vortex forms. How do you get out of a vortex?

What does it mean to be stuck in a vortex?

?literarya feeling or situation that has so much power or influence over you that you feel you are not in control. vortex of: caught up in a swirling vortex of emotions. Synonyms and related words. Confused or confusing situations. How can I protect myself from whirlpool? you could gently swim outwards in the whirlpool to escape it, but do not waste your energy. No matter what happens though stay as calm as you can and try to swim in an outwards direction from the center of the whirlpool, it will probably be the panic that kills you, not the whirlpool.

Accordingly, how can a vortex be irrotational?

A free or potential vortex is a flow with circular paths around a central point such that the velocity distribution still satisfies the irrotational condition (i.e. the fluid particles do not themselves rotate but instead simply move on a circular path).