Abstract: Recent studies have been conducted actively on scheduling in a parcel delivery system using a truck and drones to deliver parcels more effectively. In logistics, it is necessary to provide ...

Ice therapy helps reduce pain and inflammation when back pain first starts. Heat therapy is ideal for relaxing muscles during long-term back pain. You can use ice and heat together, known as contrast ...

Add Yahoo as a preferred source to see more of our stories on Google. Efforts to begin redrawing Georgia’s voting district maps through a special session of the General Assembly have been canceled.

Abstract: The Multi-depot Vehicle Routing Problem with Uncertain Demand (MD-VRPUD) can be modeled as a bi-level optimization problem (BLOP), because it requires both assigning customers to different ...

It's a simple word that has developed a sinister connotation: algorithm. For many of us, algorithms help determine what we watch, read and listen to — in the process, confirming our tastes and biases, ...

For new discoveries, everyday mysteries, and the science behind the headlines, follow NPR's ShortWave podcast . Over a century ago, the German psychologist Wolfgang Köhler conducted what became a ...