Electrochemistry is an old branch of physical chemistry. Due to the development of surface sensitive techniques, and a technological interest in fuel cells and batteries, it has recently undergone a r
Under a provision in the Brazilian constitution, rural black communities identified as the modern descendants of quilombos—runaway slave communities—are promised land rights as a form of reparations f
Under a provision in the Brazilian constitution, rural black communities identified as the modern descendants of quilombos—runaway slave communities—are promised land rights as a form of reparations f
