Claudia A Portillo13 jul 20222 min.Un Descubrimiento Raro y Una Historia DolorosaMy family is from Central America, and DNA shows we are 7% descended from different areas of Africa. I found one of my African ancestors.
Claudia A Portillo6 feb 20228 min.NASA Ingeniero, Luis DominguezLuis Dominguez is a NASA engineer and member of the team that made history in 2020 with the launch of the Perseverance rover to Mars.