Abstract: Parametric array loudspeakers (PALs) that utilize the phased array technique are receiving considerable attention because of their ability to electronically control and manipulate highly ...

Abstract: This paper presents an investigation on improving the radiation characteristics of a conformal X-band array antenna by means of a low profile dual-polarized tunable metasurface structure.

HMRC has outlined its rules as numerous taxpayers must begin using a new system. The new digital platform is being rolled out progressively over the next few years. The issue was put in the spotlight ...

This article is part of The D.C. Brief, TIME’s politics newsletter. Sign up here to get stories like this sent to your inbox. Presidential addresses typically are reserved for big moments that define ...

Americans who spend at least five hours a day on social media are more likely to feel heard, but also more open to political violence and less supportive of democracy, according to a major new poll ...