Vertically Challenged

Hippocrates' Oath is challenged.

Dimensionally Challenged Gravities

It is a pleasure to dedicate this little travelogue/catalogue of exotic gravity models to John Stachel, whose loyalty to the D=4 Einstein cause is too steadfast to be subverted by reading it. Once unleashed by general relativity, dynamical geometry has become a fertile playground for generalization in many directions beyond Einstein’s D=4 Ricci-flat choice. This trend has intensified with strin...

Characterizing challenged Minnesota ballots

Photocopies of the ballots challenged in the 2008 Minnesota elections, which constitute a public record, were scanned on a high-speed scanner and made available on a public radio website. The PDF files were downloaded, converted to TIF images, and posted on the PERFECT website. Based on a review of relevant image-processing aspects of paper-based election machinery and on additional statistics ...

Melanoma's radioresistant reputation challenged.

Conventional wisdom would have one believe that melanoma is a highly radioresistant tumor, perhaps even “radiation proof.” This reputation developed as a result of a combination of factors. First, early in vitro studies of melanoma radio-biology suggested that melanoma cells displayed enhanced postradiation survival vs comparison cells.[1] Second, clinical use of radiation therapy for melanoma ...

Prepare to Be Challenged!

LIBRARY TRENDS, Vol. 62, No. 4, 2014 (“The West Bend Challenges: Open Access and Intellectual Freedom in the Twenty-First Century,” edited by Joyce M. Latham and Barbara M. Jones), pp. 759–770. © 2014 The Board of Trustees, University of Illinois Abstract An examination of the controversy at the West Bend Community Memorial Library over homosexual materials in the young adult collection, and an...