In football, defense keeps the opposing team in check. A similar strategy is at play inside our cells. Negative feedback ...

Negative feedback loops are broadly referred to in engineering and biology as an input into a system that tends to offset the system’s general direction, leading to a state of equilibrium.

Negative feedback refers to a case where outputs from a system are subsequently fed back into it, minimizing or reducing the effect of subsequent iterations.

The strength of the U.S. dollar and its negative impact on the U.S. economy is one of the measures pointed to by the Federal Reserve’s most dovish policy makers, who argue that the Fed should ...

Crime is down in cities around the country, including the District, where homicides are on pace to hit their lowest level in almost half a century in 2009.