This is their day. It’s National Paper Airplane Day! People have been making them since at least 1909. Some people think they were doing it as much as 2,000 years ago in China. The largest paper ...

According to the Paper Aircraft Association, a paper airplane thrown in space will not fly; it will float in a straight line forever.

The concept is simple: To cut through traffic, visitors to the Olympics Games could board an electric flying taxi after ...