Can other people unlock my car door with their remote?

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Cognitive Technology Information Speed Keep Your Laptop Cool Keyless Entry 5 Ways Society Will Be Affected by Cognitive Technology Could it make us immortal? Could we move objects with our own minds? You won't believe how this technology will alter our world. How the Brain Works How Digital Immortality Works How Augmented Reality Works Can information travel faster than light? Light speed is considered the universal speed limit of everything, but if you make a hard-and-fast rule, someone will try to disprove it, or at least find a loophole. Is information transfer capable of pulling into the passing lane? Information Tech at Work How Light Works What if you traveled faster than the speed of light? How to Keep Your Laptop Cool A warm laptop might feel cozy when you're working on the couch, but that heat can damage your hard drive or burn your legs. How do you keep your machine cool? Laptop Pictures How Lithium-ion Batteries Work Do Mac laptops get hotter than PC laptops? Can other people unlock my car door with their remote? Keyless entry systems have become standard equipment on most new cars and trucks. But if these systems are so common, is it possible for someone other than you to remotely open your car door? Car Gadgets 10 iPhone Apps for Your Car Are RFID ignition systems secure?   At Discovery, we value your privacy. If you would like to adjust your email preferences, please click this link to our subscription center, where you can manage your account. Please click here to unsubscribe. Discovery Communications, LLC One Discovery Place, Silver Spring, MD 20910