First of all, Don't always believe YOUTUBE. Youtube is FanMade. Moreover now we do have that much knowledge how to create animation of a wormhole. What you see here is exactly what i am saying right now- FAKE/ Animation. read more
If the wormhole really kept appearing and disappearing above the Earth, then: a) We would have noticed it much earlier. b) NASA would not be the only ones to find it. c) Even only NASA would find it, then it would be on TV and social media around the same time, if not much earlier than on youtube. And it would be all over the papers. read more
Wormholes may not only connect two separate regions within the universe, they could also connect two different universes. Similarly, some scientists have conjectured that if one mouth of a wormhole is moved in a specific manner, it could allow for time travel. read more