Driving around while seemingly talking to an imaginary friend in the front seat is no longer strange, and in California, it's the law. But "hands-free" can still be painful for the other half of the conversation, and the ear you choose to clip a gadget onto. The Aura Mobile BT from Spracht is a Bluetooth conference phone that works just as well in the car as it does in your hotel room-turned-office. On a three-hour trek through northern California driving 80 mph in a noisy car, we tested whether it's worth the $129.99 price tag.
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Science is reinventing play, from extreme sports to gamification to ridiculous roller coasters to the playgrounds of tomorrow, and this issue is chock full of fun. Also, on a less fun note: Did global warming destroy my hometown?