Charles Wheatstone

Ports of Call

By Gerard J. Holzmann | Mar 15, 1998

Serial and parallel ports, the holes that transmit data from inside a PC to the outside world, were invented in the nineteenth century. Morse's patented tele... Read story

In the Eye of the Beholder

By John Grossman | Oct 1, 1994

An up-close look at the 1990s fad, 3-D images, and how one entrepreneur stumbled into it and hit pay dirt. Read story