Want to fly safer? There's a school for that

Have you ever wondered why airlines dim the lights upon landing, making you grope to find the overhead light just as you were about to finish your Sudoku? (Hint: It's not to save electricity.) Or why it's so important to put your own oxygen mask on before helping others? Or what's it like jumping onto a 737's inflatable emergency slide? (www.usatoday.com) さらに...