Whilst observers held their breath as the space shuttle Discovery blasted into space last week hundreds of scientists at NASA monitored every conceivable aspect of the take off after the Columbia accident which took the lives of all seven crew members.
How to Ask Someone to Take Off Their Shoes at Your Home
When you invite someone to your house it can be pretty awkward to ask them to remove their shoes -- especially if they are wearing sandals or flip-flops. But it's your house, so you have the right to command your guests be shoeless. To do it politely, you'll need to do it the right way.