FBI Deputy Director Dan Bongino joined 'Fox & Friends' to discuss President Donald Trump's crime crackdown, the bureau's investigation into a hunting stand near the Air Force One landing zone and more ...

Abstract: This article presents a novel four-port probe calibration method for on-wafer S-parameter measurement of microwave circuits and, for the first time ...

Abstract: A multihole probe is a very effective sensor for measuring the velocity and direction of a flow field. Compared with other sensors, it has a highly reliable and wide range of application ...

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction. Billions of years ago, the ...