Part two of 'Hidden Black History,' our four-part series highlighting unsung pioneers across industries continues with a look at STEM trailblazers. Black women have always been mothers of invention. That genius, however, isn't always acknowledged. These 10 creators are just a handful of the legions of "hidden figures" who must be seen. Learn about their prolific contributions in this article from EBONY's HBCU STEM Queens Commemorative print issue on stands now.