This story appears in the November/December 2016 issue of National Geographic History magazine. An 18th-century copper still from Morocco, essential equipment in a Muslim physician’s medical kit.

Every company, no matter the size, needs a robust communications platform. The top voice over IP (VoIP) services we've tested deliver enterprise-grade phone system features for a ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...