Month: November 2012

Math Monday: Business Cards II

Math Monday: Business Cards II

Imagine a regular tetrahedron. Mark the midpoint of one edge and draw straight lines to the vertices opposite that edge on the two faces incident to that edge. In your mental image, transmogrify that edge and those two lines into zippers and unzip them. What do you get? Believe it or not, a standard American-size business card.

A Folding Kayak Made of Corrugated Plastic?!

A Folding Kayak Made of Corrugated Plastic?!

New uses for existing materials can fuel hardware innovation. Such was the case for Anton Willis who after moving to a San Francisco apartment had to put his beloved kayak into storage. No room for big toys. By coincidence around that same time he met Robert Lang, a physicist and renowned origami expert. The ideas of kayaks and origami fused in Anton’s mind and lead him on a journey that resulted in the Oru, an innovative folding kayak.