Exploring the biggest questions of our time with the help of the world's greatest thinkers. Host Manoush Zomorodi inspires us to learn more about the world, our communities, and most importantly, ...

Abstract: This communication proposes an ultralow-profile ultrawideband antenna comprising a mode-compressed dipole and U-shaped reflector. The radiating element of the antenna is a wide-width ...

“I’m 87, this is not a good time for me to die because I have to stay and fight!” Diane Ravitch during our conversation on her new book, An Education – How I Changed My Mind About Schools and Almost ...

The former C.I.A. director and Secretary of Defense explains the problem with using the military for law enforcement. The poet Gabrielle Calvocoressi talks with Kevin Young, The New Yorker’s poetry ...

Abstract: Design focused on crossed dipole antenna with metallic reflector placed around 0.25 from the radiator. Frequency range of the metallic reflector maintains a phase of +90 to -90. AMC ...