November 14, 2008 Mechanical engineers Seth Lichter and Mark Weislogel wondered what would happen if they popped water balloons aboard NASA's low-gravity aircraft. Aside from the "fun factor," as Weislogel puts it, the results demonstrate some basic principles of physics.
November 7, 2008 Mark Newman, professor of physics at the University of Michigan, has a new spin on an old map. He created a program to make cartograms — maps in which states are drawn with their size proportional to their population, rather than their acreage.
October 24, 2008 The key to an electronic voting machine is its software. Computer scientist Ka-Ping Yee describes in a Science Friday video how he created the prototype voting machine software he calls Pvote. He aimed to streamline the code using an open source programming language called Python.