Does God Exist?

Does God exists or not?
Nowadays neither God nor religion aren’t in fashion; nevertheless, these topics tend to generate intense passions because, like it or not, tend to be present in every momentof our lives.
Since our childhood, society, whichever it was, has taught us to belong to a religion and their costumes, as if they were the only possible truth, and this has been an obstacle from us,to see clearly the existence of other things.
Almost all religious trends believe in a supreme being who is considered omnipotent creator of everything we see and know. Similarly, in almost everydoctrine there is a reward or punishment after death, depending in our behavior in life.
But the most questionable point is: If God created everything and knows everything; then, who created God?There are many theories or people who focus all their life to studied God, like St. Thomas.
St. Thomas thought was, that every single thing has been created from other; in addition, he believe that, wecouldn’t arrive to the beginning of the existence, because we would accepted that’s there’s no beginning. If there’s a beginning, there’s wouldn’t be continuity; consequently, nothing exists.Another theory is the most acceptable for science and logical, the Big Bang Theory; besides that, most of the people had to believe in something, who answer all the inexplicable events.
Most of theworld's scientists are convinced that the universe is the result of a huge explosion known Big Bang.
According to science, the universe originated about 18,000 million years, and started from a sort ofincredibly hot and dense mass. This mass, consisting of a wide variety of subatomic particles, suddenly began its expansion, and then it appeared the galaxies, stars, suns, and planets.
We may ask ushow the universe was created, even when the universe was created, but it does not seem very logical to ask us who created the universe.
Another very different theory from the world's existence is...