Abstract: This study presents an innovative control methodology known as the robust integral of the sign of error (RISE) for controlling tail-sitter VTOL aircraft. We ...

In the 1950s, British engineer A.A. Griffith proposed a supersonic VTOL passenger jet powered by an unbelievable 68 jet engines. Designed to carry 44 people from London to New York in two hours and ...

Starting with the easiest, but most unlikely solution is simply downloading Roblox from the Google Play Store. It’s a hit-or-miss (but mostly a miss) option because nine times out of 10 the Google ...

On October 23, 2025, Roblox launched a platform-wide event called Roblox Halloween Spotlight. It is being held in the Cursed Clearing village, which has four game lobbies. Players can solve multiple ...

A San Diego defense technology company unveiled an artificial intelligence-piloted fighter jet Tuesday that can take off vertically without runways, accelerating the Pentagon's push toward a future ...

Shield AI has announced the X-BAT, an artificial intelligence-piloted vertical takeoff and landing (VTOL) fighter jet designed to operate without traditional runways and to function in highly ...

Fisch is a fishing game featured in the Roblox Halloween Spotlight event. The title allows players to cast their fishing line into the sea and catch rare and big fish. By completing the quests with ...

US defense technology biz Shield AI claims it can build a jet-powered vertical take-off and landing (VTOL) autonomous fighter drone that doesn't need a runway to operate. The California-based biz this ...

It seems like autonomous aircraft makers are indulging in a bit of oneupsmanship as Shield AI rolls out its X-BAT VTOL Collaborative Combat Aircraft (CCA) that combines the ability to land and take ...

Named X-Bat, the AI-controlled vertical take-off and landing drone is expected to enter production by 2029, with first flight tests estimated to take place a year earlier. Shield AI has unveiled X-Bat ...

A San Diego-based company has unveiled a vertical takeoff and landing (VTOL) fighter jet platform. Shield AI’s new concept is designed for expeditionary and maritime operations in contested ...

US defense technology company Shield AI has unveiled a jet-powered vertical takeoff and landing (VTOL) aircraft called the X-BAT, marking a major step beyond the small surveillance drones the San ...