The hand signal for a change to double file will see the leader extend their left arm up at the elbow with their hand facing forward -- very similar to both "Follow Me" and "Single File" signals.

The appearance of the robot — nicknamed “Xiao Hu” (pronounced “Shyow Hoo”) or “Little Tiger” — marked a trial phase rather ...

It must have learned the hand gesture from traffic police in the area.' The busy route goes through Thailand's vast national forest, which is home to 40 per cent of the country's species of wildlife.

The largest live statewide deployment of AI-based traffic signal software in the U.S. will help traffic engineers improve ...