No one has been able to prove what provided the "spark" for the beginning of the universe. But, there are plenty of current day effects that may point to the "Big Bang" as the way it happened. And, possibly just as many others that contradict the idea.
something that caused the big bang is scientifically unknown
How did it what? - It isn't known what caused the Big Bang, if that's what you mean.
The big bang caused the background radiation.
Gravitation.
The Big Bang is the cause of everything we know - the Universe around us. If the Big Bang itself was caused by something else, we don't know about it.
The big bang was a massive explosion caused by particles travelling at very high speed.
Some questions about the Big Bang theory and its implications for the origin of the universe include: What caused the Big Bang? How did the universe evolve after the Big Bang? What evidence supports the Big Bang theory? What are the implications of the Big Bang for our understanding of the universe's beginning and future?
The planet Earth and its crust did not form until about nine billion years after the Big Bang. In a sense, the Big Bang caused everything, but the connection of the Big Bang to the Earth's crust is not very direct.
The big bang is basically what caused everything, so it pretty much is the first thing that happened
I think the big bang caused the black hole which pulls everything in including light.
The big bang was the source of the matter in the universe, some of which eventually formed the earth.
There are two questions commonly asked:1. Is it real, or did God create the universe ex nihilo?2. Did the Big Bang create more than one universe?3. How can the big bang account for dark matter and dark energy?