This mathematical equation was developed in 1961 to help physicist Frank Drake to solve it, and these scientists have detected this question over the years.
{N = R*fpneflfifcL}
We can hardly be the only life in all billions of years in the sky filled with stars. When it is looking at heaven, one of them always feels out of our understanding and there are many questions we can ask ourselves, the time and time of humanity has again been lost among the vastness of the universe that we Still struggling to understand. It produces a clear night's surprise and frustrating feeling staring at the stars.
sources - https://www.britannica.com/story/the-fermi-paradox-where-are-all-the-aliens
image - https://cdn.pixabay.com/