Abstract: The generation and polarization multiplexing of vortex waves are of great significance to vortex wave communication systems and are worthy of further exploration and research. However, ...

An entry-level binocular that is solidly made with fully multicoated Bak4 lenses and grippy rubberized body coating. They are waterproof and fogproof, and produced high-quality imagery of the night ...

This story has been edited to correct an error. Judah Cohen is affiliated with the Massachusetts Institute of Technology. Our old wintertime friend the polar vortex ...

(FOX 2) - Winter has settled in for the long haul, and the next few days only reinforce that feeling. Tonight brings mostly cloudy skies and a low around 13°, but the southwest wind running 10 to 20 ...

With over 170 million Americans facing below average temperatures, even colder air may be on the horizon thanks to the displacement of the polar vortex that will lock in a deep winter feel and park ...

Abstract: Monitoring plant growth is essential in modern agriculture to guarantee productivity. Since manual measurement of plant characteristics is laborious and expensive, automatic measures are ...

Forecasters say that the polar vortex will usher in waves of frigid air across parts of the U.S. through January. The "more active polar vortex will drive colder air and snow across the central and ...

Add Yahoo as a preferred source to see more of our stories on Google. With over 170 million Americans facing below average temperatures, even colder air may be on the horizon thanks to the ...

I spent my morning coming through my favorite optics retailers to hunt down the best deals of the week. I found everything from $80 binoculars (that we actually recommend) to a heavily discounted ...

One of the new Nexus Mods owners posted an announcement noting that they're moving back to Vortex, ceasing development on their newer cross-platform app. This is quite a big blow for the Linux modding ...

A blast of Arctic air is expected to bring a sharp temperature drop to Florida this week. Freeze watches have been issued for 53 of Florida's 67 counties ahead of the cold front. The cold snap is ...