How can better data drive economic change? 'We Do Declare' uses oral histories to reveal how women collected evidence, ...

The Basic Allowance for Housing (BAH) provides money to cover service members' housing and related costs in the civilian market when government quarters are not provided. If you live in privatized ...

Winglets reduce wingtip vortices, the twin tornados formed by the difference between the pressure on the upper surface of an airplane's wing and that on the lower surface. High pressure on the lower ...