But in recent months, select posts have concluded with an oddly formal phrase: “Thank you for your attention to this matter.” For example, a post by the president on Oct. 6 reads: “Beginning November ...

President Donald Trump boarded Air Force One quickly using the small stairs due to "increased security measures" at Palm Beach International Airport on Sunday, a White House official tells Fox News.

Abstract: A new class of electronically beam-steerable corrugated substrate integrated waveguide (CSIW) slot array antenna operating at 26–29 GHz has been developed. The conventional via-based walls ...

Abstract: A circuit method for a pulsed power generator has been proposed and tested. It is based on hybrid energy storage (HES), which is a combination of capacitive energy storage (CES) and ...