The importance of motor trajectory profiles and how they’re used in brushless DC (BLDC) motor control to minimize vibration and smooth out other performance issues. Why the PID loop is the most widely ...

WASHINGTON — A small but mighty group of neighbors in Capitol Hill is trying something new to battle mosquitoes this spring and summer, and their arsenal doesn't include harmful sprays or pesticides.

How brushless DC motors use electronic commutation to maximize efficiency and ensure smooth and stable motion. Compare trapezoidal, sinusoidal, and sensorless commutation techniques, including key ...

They’re in a rat race to clean up their city — and have resorted to pill pushing. Washington, DC is trying to crack down on its overpopulation of vermin by giving them birth control. DC Health plans ...

WASHINGTON (7News) — It's that time of year -- spring cleaning! In the District, leaders are rolling out an aggressive approach to repair roads and sidewalks after the brutal winter storms. They're ...

If you spend any time in D.C., you know rats are a problem. "They be in the dumpsters. They be running in groups, like, two, three — a few too many," one man told News4. Another resident said said ...

A former Washington DC air traffic controller on duty the night of the fatal January 2025 mid-air collision involving an American Airlines plane and a US Army helicopter warned how there were “obvious ...

A ground stop was issued at BWI and other airports in the DC region on Friday, according to the Federal Aviation Administration (FAA). The stop was was a result of a strong smell at the Potomac ...

Bryant Reed joined WJZ as an Anchor/Reporter in December 2025. You can find him behind the desk on weekend evenings and out in your communities during the week. Before calling the Charm City home, ...

Passengers at three airports in the Washington, DC, area faced significant delays after a ground stop was issued Friday afternoon due to an equipment outage, according to the FAA and Transportation ...

The ground delays, which also affected the airport serving Richmond, Va., were expected to last until at least midnight, according to the F.A.A., which said the smell had affected air traffic ...