Nurses testing water for bacterial content (fecal contamination) using D-Lab's low-cost water testing kit in rural Uganda.

A mango crusher in Chipata, Zambia. As part of a design challenge to get more value from mangos, participants in D-Lab's Creative Capacity Building training session built a device for crushing mangos and extracting the juice. This project was part of a D-Lab trip to establish an Appropriate Technology Center with the Peace Corps in 2011.

Charging solar lanterns in Ghana as part of an technology evaluation program.

Students from the 'D-Lab: Cycle Ventures' course traveled to Tanzania during Independent Activities Period (IAP) to test an existing hand-powered grain measuring output, granularity and user preferences and requirements. Feedback used to define a later design challenge at D-Lab.

D-Lab Scale-Ups fellow Kwami Williams ('12) and Ghanaian master blacksmith Stone Musah at work in Ghana pouring molten cast iron into a mold to create an auger. The auger was incorporated into a press used to extract oil from Moringa seeds.

IDDS 2009, Lisa Tocarante

Small business training in Zambia in 2011.

The Mujeres Solares de Totogalpa (Solar Women of Totogalpa) with the Solarclave, a solar powered autoclave to sterilize medical instruments in rural and off-grid clinics. The Solarclave and its lead developer, Anna Young, are currently part of D-Lab's Scale-Ups program.

Amy Smith demonstrates a charcoal burn to students.

Bish Sanyal, the Ford International Professor of Urban Development and Planning in MIT’s Department of Urban Studies and Planning