A waterless toilet developed at MIT could offer an alternative for millions of refugees who risk disease because they lack access to clean, safe bathrooms. The compact loo works without power or plumbing. Instead, polymer materials act as a sponge, soaking up liquid waste…

The creation of leaded gasoline helped propel the age of the automobile but at the cost of human health, making it one of our 100 Objects That Shaped Publ

Innovations in 4 megacities could inspire urban centers around the globe to devise their own solutions to pressing health and environmental problems:

Centrifuges are lab workhorses that separate liquids for essential diagnostic tests. The problem is they are expensive and require electricity—2 major obstacles for clinics in much of the world.  

A dearth of comprehensive and reliable data on Africa thwarts successful innovation and development in that continent, says Ayo Ajayi, Africa Director for the Bill & Melinda Gates Foundation.   According to the World Bank, between 2000 and 2009, 26 countries in sub-…

A chain-smoking robot is helping researchers unravel the mysteries of chronic obstructive pulmonary disease, or COPD, a condition characterized by intense coughing and infections.   Created by Harvard University’s Wyss Institute, the robot huffs cigarettes whose smoke…

Health and development experts from all over the world will meet in London this week for the annual Grand Challenges global conference, which aims to improve the lives of the world’s most vulnerable.