Researchers find that Earth’s orbital rhythms influenced sediment and organic preservation in Jurassic shale deposits.

This is absolutely amazing!” my brother, Rob, said a couple of days after Christmas. He and his wife, Gaby, and me and my ...

Abstract: In this brief, a frequency and pattern reconfigurable antenna using double layer petal shaped parasitic structure loaded with PIN diodes is proposed. The double layer parasitic structure ...

The U.S. has a new lightning champion. Oklahoma has dethroned Florida to become the nation's lightning capital, according to ...

Abstract: This article presents a mechanically frequency-reconfigurable monopole antenna and array that offers a wide tuning range, gain enhancement, and stable beamwidth. The monopole is positioned ...