Feedback refers to a core concept in circuit design and control theory, used to stabilize amplifiers and control system ...

Superconductors sit at the heart of some of the most ambitious technologies on the horizon, from lossless power grids to ...

Abstract: The behavior of grid-connected converters is defined by their control systems over a wide frequency band. Understanding the impact of the control design on the converter output impedance is ...

WASHINGTON (AP) — Defense Secretary Pete Hegseth put U.S. troops at risk by sharing sensitive plans about an upcoming military strike in Yemen on his personal phone, according to a Pentagon inspector ...

The Pentagon’s latest report makes one thing clear: Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real risk for American forces.

A Pentagon inspector general report concluded that Secretary of War Pete Hegseth sent sensitive, nonpublic strike information over the encrypted app Signal using his personal phone, a violation of ...

WASHINGTON – A Pentagon watchdog found that Defense Secretary Pete Hegseth risked the safety of American troops and their mission when he discussed a covert military operation in Yemen over the ...

Secretary of War Pete Hegseth "acted within his authority" by sharing sensitive details about Houthi strikes over Signal, Armed Services Chairman Roger Wicker said after viewing a report from the ...

Secretary of Defense Pete Hegseth risked compromising sensitive military information, which could have endangered American troops and mission objectives, when he used Signal in March of this year to ...

For nearly nine months, Trump-administration officials have defended top national-security leaders who shared information in a Signal chat about U.S. strikes in Yemen, first reported by The Atlantic’s ...

Attention! Another new term has entered the TikTok lexicon, and you’re about to see it everywhere. If you’ve spent any time on the app within the past week, you might have noticed people talking about ...

Marissa Sulek joined CBS News Chicago in January 2025. Before Chicago, Marissa was a general assignment reporter in Nashville at WSMV, where she was nominated for Mid-South Emmy Awards for her ...