The Usefulness of Useless Knowledge An Essay by Abraham Flexner press.princeton.edu A curious factRoaming and capriciousUseFreedomThe Institute for Advanced Study+2 More The research agendaThe technology shelf knowledgelearningdiscoveryprogressexperiments
Anasazi dwellings The Anasazi Indians of the southwestern United States were remarkably clever in choosing the sites for their cliff dwellings. They invariably chose locations shaded in the summer by an overhanging ledge of the cliff, but exposed to full sun all winter long. With their backs to the cliff, the dwellings were protected from the winter winds and also took advantage of the thermal mass of the earth to moderate the temperature flux. Lisa Heschong, Thermal Delight in Architecture Eaves and sun building