Motors and gear trains with micrometer dimensions and powered by light are fabricated using semiconductor lithography and ...

Politicians and policy experts like to talk about the “root causes” of crime, homelessness, poverty, rising prices and other problems. If they want to understand the root cause of political ...

Polarization describes the orientation of electromagnetic waves as they propagate through space, representing one of light's fundamental properties alongside wavelength and intensity. In spectroscopy, ...

Abstract: This paper presents a wideband dielectric resonator antenna (DRA) with linear and circular polarization diversity to provide reliable communication for unmanned aerial vehicles (UAVs) in ...

GPS antennas are found in a myriad of applications in various industries such as tracking, location identification, surveying etc. These antennas are used to connect to GPS satellites and acquire GPS ...

Fast radio bursts (FRBs) are a kind of energetic cosmic radio burst. Though their duration is usually at millisecond scale, their energy (estimated isotropically) reaches 10 ^36 ～10 ^41 erg, ...

This story was updated because an earlier version included an inaccuracy. As is an annual tradition, Merriam-Webster has announced its "Word of the Year." In a fitting well-being check on America, ...