Follow WTOP’s team coverage of the D.C. primary and Election 2026 online, on air at 103.5 FM or on the WTOP News app. For the first time, voters in D.C. will used ranked choice voting when they fill ...

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 ...

Abstract: This paper proposes an adaptive speed control strategy for DC motors using a DC/DC converter (in buck and boost modes) based on the inverse optimal control (IOC) approach. Our proposal ...

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.

In January, the Franklin County Board of Elections in Ohio received a surprising call. The man on the line said he was an agent at the Department of Homeland Security – and he needed immediate access ...

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 ...

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 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 ...

A ground stop issued at several airports in the Washington, D.C., region on Friday has been lifted after a chemical odor disrupted air traffic control operations. "The ground stop is over and ...

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