Abstract: The generalized momentum observer (GMO) is widely used for robot collision detection, but its accuracy is significantly affected by external torque residuals caused by dynamic model errors.

A year after the midair collision near Washington, D.C., families of the victims are pushing for action on aviation safety, including crash-avoidance technology. And they're digging in for a fight. It ...

The family of a Queens cyclist fatally hit by a pickup truck this week wants justice, the man’s niece and nephew told the Daily News. “All this is so recent,” said Jacky Huang, nephew of the ...

Seattle-based Code.org laid off 18 employees, or about 14% of its staff, the nonprofit confirmed to GeekWire on Wednesday. Following the cuts, Code.org’s staff now numbers 107. “Code.org has made the ...

A crash shut down all northbound lanes of U.S. 67 in Duncanville Wednesday morning, causing significant traffic disruptions in the area during the morning rush hour. Texas Department of Transpr Crews ...

ADAMUZ, Spain — Spain woke to flags at half staff on Tuesday as the nation began three days of mourning for the victims of the deadly train accident in the country's south, while emergency crews ...

MADRID — At least 41 people were killed when two high-speed passenger trains collided Sunday in southern Spain, officials said Tuesday, prompting a sprawling rescue and recovery effort. The crash ...

Train collision in Spain kills at least 21, injures dozens UGC footage shows the aftermath of a train collision in southern Spain that killed at least 21 people.

This video grab taken from UGC images posted on social media and verified by AFPTV teams in Madrid shows emergency personnel working after a train accident in Adamuz, southern Spain, on January 18, ...

Spanish police said Monday that at least 39 people are confirmed dead in a high-speed train collision the previous night in the south of the country. Efforts to recover the bodies are continuing and ...

Sinoboom has developed CARS (Collision Avoidance Radar System), a system for the detection and avoidance of collision risks for its boom lift ranges. The system deploys a set of sensors placed around ...