Abstract: A bidirectional multibeam transmit-reflect-array (TRA) antenna has been proposed for the space–air–ground–sea integrated network (SAGSIN). The TRA consists of alternating transmission ...
Doctors Without Borders suspended all noncritical services at one of Gaza’s largest hospitals, the group said, alleging that the facility was being used by armed men, some masked, to intimidate and ...
According to reports, U.S. F-35 might have been delivered since June 2025 with a ballast in place of the new APG-85 radar which has been suffering from delays. These aircraft were planned to receive ...
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