Balsa wood gliders used cost a 10-25 cents apiece, but today start at $1.50 and go up to several dollars. Guillow also makes both un-powered and powered remote control planes from plastic foam ...

Thanks to a man named Paul K Guillow, balsa was crafted into small, handheld gliders in 1928. It came out of the aviation craze after Charles Lindbergh’s spectacular transatlantic flight from ...

Cody Kohn, 16, from Morristown, N.J., right, tests out his model airplane during the Aerospace Engineering Summer Program at Rensselaer Polytechnic Institute on Tuesday, July 26, 2016 in Troy, N.Y.