What is the technological singularity and what are the dangers it brings to man

The definition according to google and the dictionary of technological singularity is the following : The technological singularity (also, simply, the singularity) is the hypothesis that the invention of artificial superintelligence will abruptly trigger runaway technological growth, resulting in unfathomable changes to human civilization.

The dangers this brings to man kind is the fact that people will turn out to not be people or there may be a different species considered as humans or human kind. Also we were made as humans from something else artificial super intelligence will basically be forming from us which means it will be forming from something that was already mean basically meaning there will be something changed within the species or artificial super intelligence itself.