This piece of engineering is so simple and elegant, you’ll want to build a pretty serious water rocket just so you can try it out. It’s an automatic parachute deployment system that you build ...

Stuffed with sensors and entirely 3D printed, Cortex 1 flew well, but the parachute failed to deploy mainly due to an imperfectly bonded assembly. The hatch was recovered, but the rocket was lost.

They fine-tuned many items, including how the whole-airplane parachutes rocket extracts the system ... damage the chute and airplane.After each deployment, the SR20 released the parachute and ...