Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes. Researchers have now proven ...

With the arrival of cooler temperatures, perpetually poor air quality has reached hazardous levels causing disruptions in daily activities. As VOA Pakistan bureau chief Sarah Zaman reports ...

Under the Chandelier at Mar-a-Lago, Trump Makes Picks at Breakneck Speed President-elect Trump is more contemptuous than ever of Washington expertise and determined to hire people based on loyalty ...