The transistor, the ubiquitous building block of all electronic circuits, will be 65 years old on Sunday. The device is jointly credited to William Shockley (1910-1989), John Bardeen (1908-1991) and Walter Brattain (1902-1987), and it was Bardeen and Brattain who operated the...

A decade ago, Apple launched an MP3 player that can be partly attributed with shaping today's mobile computing landscape. Along with being the best-selling portable media player and saving Apple from near irrelevance, the iPod influenced many of Cupertino's ambitious projects, forcing much of the industry into a perpetual state of catch-up.

In fact, the iPod prompted Apple to change its name to just "Apple Inc.” Without fawning over Apple's every endeavor, we'd like to pay homage to the company's game-changing gadget on its 10th birthday. Join us as we take a brief stroll down memory lane.

Earlier this month the original IBM PC model 5150 celebrated its 30th anniversary. Many years have passed and plenty of milestones were met along the way, from the first PC clones in 1982, to the Internet revolution in the 90s and the so-called post-PC devices hitting the market today.

We didn't want to let the occasion go by without paying our respects to the legacy that the 5150 brought. Here are some of the most important developments in the industry over the last 30+ years.