Abstract: Due to the excellent directivity and strong beam steering capabilities, circular concentric array antenna (CCAA) are frequently preferred over large circular array antennas. In contrast to ...

CROWSNEST PASS — Searchers are hoping the lilt of a familiar song will draw a six-year-old boy out of the woods after he vanished from a southern Alberta campground Sunday. Adam Kennedy from Alberta ...

Truthout is a vital news source and a living history of political struggle. If you think our work is valuable, support us with a donation of any size. Officials say the Pentagon is considering a ...