Did scientists actually find the strongest evidence of alien life yet?

When Nikku Madhusudhan, a professor of astrophysics at the University of Cambridge, addressed the world about his possible detection of life on another planet on Thursday, he started by reflecting on the larger import of the moment.How incredible, he said, that our species, which is descended from single-celled life forms that first emerged on this planet billions of years ago, has acquired the capability to find life elsewhere in the universe.