This week, an i9 Investigation looked into corporal punishment accusations from 15-years ago at a now-closed Christian boarding school north of Cedar Rapids. One former student told us she thought ...

A man accused of killing his dog at the casino, a sewage issue forces businesses to close, and a hornet nest causes concerns: Josh Croup has some of today's top headlines from 13 Action News.

The city received a federal grant of over 21 million dollars to cut down on the number of crashes and pedestrian accidents along that road. Thursday, several state and local leaders were in South ...

According to [Mathieu], the answer is also yes, but only if you ignore the datasheet circuit and build this amplification circuit for your dirt cheap Doppler module. The module in question is a ...

Livestream from WRAL's DUALDoppler5000 and Fayetteville Doppler radars. Video switches every 15 seconds between Central and Eastern North Carolina, Wake County and Sandhills areas. Livestream from ...

The ability to detect the "shift in the frequency" of the pulse of energy makes NEXRAD a Doppler radar. The frequency of the returning signal typically changes based upon the motion of the ...

(WSMV) - Seasons are changing and with that comes bird migration. Of the many ways they can be tracked, Doppler radar is one of the most efficient. It is estimated that each night this week ...

An airborne Doppler radar is an airborne radar in which the Doppler effect is used to determine the aircraft velocity. Such a radar also can be used for the navigation and stabilization of an aircraft ...

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If ocean currents are to be studied, an acoustic Doppler current profiler (ADCP) will often be attached to the mooring line. An ADCP works by transmitting high-frequency ultrasound (100 kHz or ...