Google's magazine archives are–now up and running, providing full, searchable content online from over a hundred years worth of Popular Mechanics magazines.

Barack Obama added some more details to the plan to fix America's infrastructure. The number could go as high as $700 billion, which, for once, is actually more than the experts have called for.

You're ready to step up from a point-and-shoot (or cell phone camera) to a big, old fashioned looking SLR. But what is that exactly? And how does it work? PM dissects one and gives advice and buying tips for every budget. (Published in the December 2008 issue)

Wednesday night on "Late Night with David Letterman," Sen. Barack Obama joked that he was considering appearing in a Popular Mechanics "centerfold, with a wrench." Here at PM, we couldn’t be happier with the suggestion.

Nothing sets gadget geeks into a frenzy like an Apple product launch. And while most speculation is centering on incremental improvements to the existing product line, there are a few new features we'd like to see on the iPod.