Bill uses slow motion video to show the ingenious engineering design of the apparently simple tab of a pop can.
Looking at stress patterns in components using polarised light, part of the 'Engineered by US' exhibition
Developing an energy efficient concrete to reduce road repairs
Brigham Young University student Dustin Gerrard explains his research in materials science during Summer 2010 at Harvard University in the laboratory of David Weitz under the direction of Sujit Datta.
Bill describes how a whiffletree was used in early calculating devices to do mechanical digital to analog conversion. He shows briefly the device used in an IBM Selectric Typewriter.
Bill asks the question 'Why a chair?' ... the answer reveals the human aspects of engineering design.