1. Speed Traps
Before a road trip, check out thousands of user-submitted speed-trap locations at copspy.com and Njection’s Speed Trap Exchange (njection.com/speedtrap). Soon you’ll be able to upload Njection maps to cellphones for early warnings on the go.

The future of secure travel hinges on seamless, instant communication—and 24/7 autonomous surveillance. For a look at the technologies that will soon safeguard your travel plans, launch the photo gallery.

This is not a Blimp. It's a sort of flying Queen Mary 2 that could change the way you think about air travel. It's the Aeroscraft, and when it's completed, it will ferry pampered passengers across continents and oceans as they stroll leisurely about the one-acre cabin or relax in their well-appointed staterooms.

Unlike its dirigible ancestors, the Aeroscraft is not lighter than air. Its 14 million cubic feet of helium hoist only two thirds of the craft's weight.