(Left) Terrence Meyer, professor of mechanical engineering, uses laser diagnostics to measure solid fuels’ gas compositions after burning. (Right) Steven Son, the Alfred J. McAllister Professor of ...

Fuel cells are devices that produce electricity by converting chemical energy directly into electrical energy. Unlike batteries, which store electricity and eventually run out, fuel cells can keep ...

A section of Kibera slums. Charcoal, firewood and plastic burnt in cramped, unventilated spaces pose health risks. [Jonah Onyango, Standard] Residents of informal settlements are exposed to worrying ...

Exposure to indoor air pollution during childhood tends to be linked to poorer cognitive health in older adulthood. This suggests that access to clean energy early in life might help protect the brain ...