A large new submarine drone, dubbed Excalibur, can be controlled while it is 'submerged on the other side of the world.' ...

The drone will be employed in a variety of sea trials over the next two years, as part of an effort to accelerate the Royal ...

Excalibur S artillery shell can change course in flight Raytheon's dual-guidance system can switch from GPS to laser guidance to hit moving targets, reduce collateral damage.

When the Excalibur S is first fired, it uses GPS to make its initial target fix, then switches over to its laser sensor to home in on an outside targeting beam.

The native Detroiter will be the lead announcer for Sunday night's show which feature numerous international dream matchups for wrestling fans.

From taking out top al-Qaida operatives to safely firing within 50 meters of dismounted infantrymen, the Picatinny Excalibur projectile is already paying dividends a year after its initial ...

Raytheon's Excalibur proves it can hit moving targets in tests, even in a GPS-contested environment.

The 1985 Excalibur Series IV Phaeton actually rides on a Chevrolet Corvette chassis, and employs small block power.

Fans of storytelling should like the little twist that the "Once Upon a Time" writers added here: two artifacts of immense power actually being just one morphed into the other.