It's a lie. Or rather, it grossly overstates the facts. Take a look at the number of famous female scientists; wireless cell phone technology was developed thanks to the cleverness of Hedy Lamar. If women have been underrepresented in the sciences, they have contributed mightily to social work, nursing, mathematics, and reform movements. The abolition of slavery depended upon ardent feminists. Chauvinistic men really, really need to do some historical research.