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Nine Crazy Ideas in Science: A Few of Them Might Even be True

One of the goals of a course I teach in our Honors College is to provide non-science majors with the tools they need to differentiate authentic science from material that has merely been provided a "scientific" dressing. Physicist Robert Ehrlich has provided nine case studies that are ideal for this purpose. Do more guns in the hands of citizens decrease crime? Is AIDS really caused by HIV?

Impact Event at the Permian-Triassic Boundary: Evidence from Extraterrestrial Noble Gases in Fullerenes

It has been twenty years since Luis Alvarez suggested that the dinosaurs were extinguished by a meteor impact that killed much of the life on earth. His evidence was in a thin layer of iridium-rich soil that corresponded with the extinction, and the fact that iridium is much more abundant in some meteors than it is on earth.

The Book on the Bookshelf

Henry Petroski, Professor of Engineering and Professor of History at Duke University, is a master at "humanizing" engineering by writing about the history and development of familiar objects such as paperclips and pencils. He seems to relish the challenges involved in writing engagingly to non-engineers about some of the most mundane objects in everyday life - things that we take for granted.