The ultimate bottom itself is when space is discovered. No one really knows when a black hole opens up, Is it bottomless. I think yes. The question however is: What year did people discover the ultimate bottom.
discover the truth
Descartes
what year was it discover
what year did L. Von Brady discover hydrogen
what year did bartolomue dias discover asia
In the year 1620
He didn't discover them. But he sailed there in 1492.
In 1772
in 1895
1856
2999
February in the year of 1896