Posts by: David Sindel

Biomimicry in Model Rocketry

Model rocketry has a frequently hostile relationship with nature. Hard desert floors shatter swiftly falling rockets, ponds drown them, high grass hides them, and high winds carry them away. So many rockets drift into the forests that inevitably surround launch fields that my local club joking acronyms itself “Carefully Arranged Tree Ornaments”. But model rocketry […]

Spinning and gliding seeds

A previous post by a student in last quarter’s class briefly discusses the autorotation abilities of the maple samara, then talked about a monocopter based on the samara’s design. The maple samara is certainly fascinating – but it is not the only seed with interesting aerodynamic properties. In fact, it is described as “crude” in […]