Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based ...

Abstract: For L-band micro satellite on board SAR system, the suitable chirp signal generator for this system is needed. In this paper, the chirp signal generator with direct digital synthesizer (DDS) ...

In a curious historical twist, the “Twelve days of Christmas” are actually the days of revelry that followed the 25th. The ...

Memories and learning processes are based on changes in the brain's neuronal connections, and as a result, in signal ...

US Defence Secretary Pete Hegseth did not comply with Pentagon policy and potentially endangered military personnel when he used his personal phone and the Signal app to discuss an upcoming strike, an ...

Defense Secretary Pete Hegseth’s bad week just got worse. That’s after the long-awaited release Thursday of an inspector general’s report on his sharing of highly sensitive military attack plans on ...

A Pentagon watchdog has determined that Defense Secretary Pete Hegseth risked the safety of U.S. servicemembers by sharing sensitive military information on the Signal messaging app, according to a ...

The defense secretary has insisted no classified information was shared. A monthslong investigation into Defense Secretary Pete Hegseth's use of the commercial messaging app Signal is complete and its ...

The March chat shared details of a planned attack on Houthi rebels in Somalia. A Pentagon watchdog concluded that Defense Secretary Pete Hegseth risked exposing sensitive information that could have ...

A classified final version of the Pentagon inspector general’s report into Secretary of Defense Pete Hegseth’s use of Signal to discuss sensitive military operations has been delivered to the House ...

An inspector general report to be released on Thursday examined the defense secretary’s use of a private messaging app to discuss airstrikes in Yemen. By Robert Jimison Megan Mineiro and John Ismay ...

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 ...