Month: November 2009

Sparkfun’s free day January 7th

Sparkfun’s free day January 7th

Sparkfun is giving away things for free on January 7! You can blame it on Chris Anderson’s book Free. After reading his book, I started kicking around the idea of what we can do that’s ‘free’. Sure, we have free bits (open-source hardware designs, available code, etc.), but we don’t have free physical widgets. Now […]

How the H1N1 vaccine is made

How the H1N1 vaccine is made

How the H1N1 vaccine is made… That looks like a pick and place egg machine… The most striking feature of the H1N1 flu vaccine manufacturing process is the 1,200,000,000 chicken eggs required to make the 3 billion doses of vaccine that may be required worldwide. There are entire chicken farms in the US and around […]

Jonathan Wolfe’s puzzle acorns

Jonathan Wolfe’s puzzle acorns

My buddy Jon makes these awesome little puzzle boxes from acorns. There are four shown in the video: one pair consisting of a smaller hinged acorn that nests, matryoshka-style, inside a larger one with a wire spring latch; a larger, locking nut that is opened by removing a small pin; and, finally, a large hinged version that is unlatched by knocking it against a surface from a certain angle.