Two delay-and-sum beamformers for 3-D synthetic aperture imaging with row-column addressed arrays are presented. Both beamformers are software implementations for graphics processing unit (GPU) ...

New Hampshire judge pauses Trump’s birthright citizenship order nationwide via class action lawsuit Topical Ken de la Bastide column: Will Chicago remain on NASCAR schedule?

As this central Pennsylvania steelmaker dating to the Civil War era is scheduled to close, here are five facts about its history.