This episode of the podcast features an interview with University of Minnesota graduate student Peter Clement, discussing the book The War on Science by Shawn Otto. We focus on Otto's explanation of the Seven Stages of Technological Adaptation -- an observation that how our society adapts new technology has generally repeated the same sequence of steps over and over, from discovery through crisis and adaptation, especially since the mid-20th Century.
Explainer: How does an LED work?
An acronym you have probably seen a whole lot of in recent years is LED, or Light Emitting Diode. Long used only for low-intensity illumination (think of the blinking lights on the front of your computer), the new generations of LEDs are being used to replace all sorts of light sources from car head lights …