SINGAPORE: Remember when robots roamed around food courts collecting your used crockery? Many of these robots have since disappeared. Some have been converted to tray-collection stations, with only a ...

The longstanding struggle to get Singaporeans to return their trays at hawker centres and foodcourts has forced one food centre operator to turn to robots to do the job. Since last month, Koufu at ...

Stacking an object on top of another object is a straightforward task for most people. But even the most complex robots struggle to handle more than one such task at a time. Stacking requires a range ...