John Biggs offers an in-depth look at some of the most amazing watches from this century and beyond—including a hockey-puck-size watch that is one of the most complex mechanical devices ever made.

From high-definition streaming to tiny gadgets, 2008 saw technology continue its steady transformation toward the small, cheap and on-demand. Our resident gadget guru takes a look at the six developments that shaped 2008.

Apple fans love to prognosticate about what launches are in store for MacWorld each January. So what should iFans make of Apple's cryptic, out-of-the-blue announcement that this coming MacWorld would be its last?

When this vertical gun range engineer gets ready for target practice, he’s not firing ordinary shells. Rather, he's shooting tiny replicas of meteors and spacecraft to mimic how craters form and how vehicles may fare in space. (Published in the January 2009 issue)

Here is a behind-the-scenes look at how hackers are unearthing the private details of our lives by attacking our web browsers, cell phones, and personal electronics. (Published in the January 2009 issue)