7 Worst Battery Life-Guzzling Gadgets

There is a disturbing trend in the gadget world, and it's that laptop, tablet and phone makers aren't taking battery life seriously enough. Yes, having touch on a Windows 8 notebook is great, but not if the computer lasts an hour and a half less than one without that capability. And what good is a smartphone with an HD display and superfast processor if you have to plug it in around lunchtime? We run our homemade battery test, which involves continuous Web surfing at 40 percent brightness, on ev...