Keys can be stolen, remote alarms can be hacked. But your butt-print is yours alone. And if these Japanese researchers have their way, you'll soon use it to start your car. More »

Read more: http://feeds.gawker.com/~r/gizmodo/full/~3/ylPzEwalqjs/your-butt-is-your-password-in-the-anti+theft-car-seat