Abstract: In this letter, an ultrawideband horizontally polarized omnidirectional antenna (HPOA) covering 1.47 GHz to 6.07 GHz (122%) is designed to behave stable main beam directions in vertical ...

Looking for good code examples for LeetCode problems? You’re in luck! Lots of people share their solutions online, especially ...

‘Canada was amongst the first to hear the wake-up call.’ PM Mark Carney speaks at the World Economic Forum in Davos, Switzerland, on Jan. 20. Photo by Sean Kilpatrick, the Canadian Press, via AP.

The bill is “a really good-news story for our industry,” APTA President and CEO Paul Skoutelas said in a hastily arranged webinar for its members Wednesday. When combined with advance appropriations ...