(WYTV)- Crop circles are patterns created by flattening crops, typically in fields of wheat or corn. The exact causes of crop circles can be attributed to several factors: The majority of crop circles ...

Abstract: A low-profile wideband circular patch antenna with pattern diversity is proposed. The TM mode of the patch is excited by two feeding loops with in-phase current, which radiates the broadside ...

Abstract: This paper focuses on the design with experimental verification of a circular polarization (CP) and pattern reconfigurable triangular patch array simultaneously operating at various tunable ...

Sam Taube writes about investing for NerdWallet. He has covered investing and financial news since earning his economics degree from the University of Maryland in 2016. Sam has previously written for ...