Ask the pilot: Can commercial jets fly upside down? Has terrorism forced a change in transoceanic …

Nothing philosophical this week. We'll keep it real, so to speak, with some red-meat questions and answers from reader-submitted e-mails. A few of these concerns have been dealt with in this column before, but judging from how often I'm asked about them, it's probably time to review.

In your description a week ago of a Colombian jetliner that ran out of fuel over Long Island, N.Y., you… » Full Story on Salon.com