If you take a look around the next time you're on a plane, you'll notice at least one person that's on his gadget during takeoff.
Although the Federal Aviation Administration warns against leaving your gadgets on during a flight's takeoff and landing, the Wall Street Journal reveals 40 percent of people admitting to not turning off their phone completely during takeoff and landing. If electronic devices really interfere with radio signals, the WSJ says, then "navigation and communication would be disrupted every day on domestic flights. But we don't see that."
The FAA warning is apparently based on anecdotal evidence by pilots and flight attendants back in 1991 that said the devices disrupted a plane's communication and navigation equipment during takeoff and landing, and there isn't any strong scientific evidence to back up those claims.
What's your opinion — does turning off your gadget affect the plane?
Of all the causes I've been championing of late, this one is near and dear to my heart. Despite being a rather frequent airplane passenger, I am terrified of flying. Throw physics and other safety facts in my face, and I am still terrified of flying. So when I hear stories of 
My friend is in the market for a new laptop — well, sort of. She's been scouring Craigslist and eBay with hopes that a relatively new, but used, model turns up. This is against the better advice of almost everyone in her life, by the way. Her friends and family worry that she'll end up with a total lemon and not see the problems before it's too late. And because it's "for sale by owner," she'll lose the opportunity for a refund or warranty.
Yesterday in San Francisco, 
When 
