Abstract: In this paper, we study the package delivery problem where the transportation tasks, including arriving at the delivery locations and returning to the depots, are required to be completed ...

Two lawsuits are asking a federal judge to block a new Texas law that would require app stores to verify users’ ages and impose restrictions on those under 18. U.S. District Judge Robert Pitman heard ...

Commissaries at San Antonio’s three military bases and dozens of others are breaking into the modern era by offering doorstep delivery services — but it won’t be cheap. Deliveries of food and goods on ...