Taking it to the highest levels requires additional dedication—along with a solid paper airplane design tutorial from ... 2. Fold the Wing: Fold the wing up from the bottom of the paper.

There are four paper planes to choose from... We've searched high and low for the best paper planes and taken the advice of aerospace vehicle design expert ... keep the tumble wing floating!

It has since completed 40 flights, including “30 transitions between helicopter and airplane modes, the most-complex manoeuvre demanded of the design”. “Our rotor-blown-wing has demonstrated ...