Balsa wood has long been revered for its strength and lightweight composition, two properties that make it ideal for building model structures and airplanes. Researchers from the US and China have ...

An airplane with no propeller and wings that go ... and development process as he got his Pterothopter to soar. The model proved too nose-heavy in its maiden flight, but that’s nothing a little ...

Sold by the millions, these ready-to-fly gliders and rubber-band-powered airplanes ... designed a line of balsa flying model construction kits—scale models built from a wood frame, then covered ...