EHang has conducted a flight trial with a cargo-carrying version of its uncrewed VT-20 eVTOL aircraft. On August 1, the Chinese manufacturer reported that the vehicle completed a round-trip delivery ...

B defense bill includes $800M for Ukraine, NTSB finds cascading errors in fatal Black Hawk collision, Senate panel OK with ...

The Multi-static Active Coherent Enhancements (MAC-E) is an active sonar system composed of source and receiver sonobuoys used by the P-8 during ASW ...