Pinhole Panoramic Camera

I bought a new scanner recently, and soon found myself spelunking through drawers of old photos from my many misspent years in photography. Some of the most interesting shots were the pinhole camera experiments I had done as a teenager. With ghostly outlines from multi-minute exposures, and shapes warped into... Read more »

Dodecahedron Lamp

People appear symmetrical, but even the most perfect human face shows irregularities if we compare the left side with the right. Perhaps this is why the absolute, rigid symmetry of crystals seems beautiful yet alien to us. Unlike DNA’s soft spiral, a crystal’s molecular bonds align themselves to form regular... Read more »

Pneumatic Trough

Although it sounds like some kind of euphemism from Brave New World, a “pneumatic trough” is actually a very handy piece of classic chemistry lab kit. Besides providing a convenient means to collect samples of pure gases for various experiments, a pneumatic trough with a graduated container allows the easy... Read more »