NPR's Emmanuel Akinwotu continues his journey along West Africa's most ambitious urban corridor. In Togo, he meets the Nana Benz — icons of past prosperity in a region where opportunity is shifting.

Along West Africa's slave coast, a painful past is being preserved — and marketed — raising questions about memory, tourism and profit.

Science is still dominated by men, and the gender gap is widest in low and middle-income countries. What’s the key to empowering a global community of women scientists and entrepreneurs? To help ...