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Donald E. Simanek
Donald Simanek is emeritus professor of physics at Lock Haven University of Pennsylvania. Visit his pages of science, pseudoscience, and humor: www.lhup.edu/~dsimanek/
Latest from Donald E. Simanek
12/18/2012
Historical legend tells us that seamstress Betsy Ross was visited in 1776 by George Washington, Robert Morris, and George Ross,...
04/24/2012
Simple tricks of illusion make the impossible a reality.
04/26/2011
Deceive the eye with impossible falling motion.
07/27/2010
MAKE readers hope that the things they make will work as intended. That doesn't always happen. Meet the fool's tackle.
04/01/2010
Real-world problems in physics sometimes take quite a while to figure out, unlike the contrived problems in textbooks that must...
01/19/2010
Many ingenious mechanisms are devised with no “practical” purpose in mind.
08/18/2009
The five-pointed “golden star” is widely used around the world in flags, heraldry, coats of arms, and other decorations.
05/08/2009
The mirror-produced real image can appear so real that you’ll reach out to grasp it, but your fingers close only...
03/04/2008
Martin Gardner generously agreed to share with MAKE readers a few magic tricks based on mathematical principles that can be...
11/20/2007
At 92, philosopher Martin Gardner is still exploring the perplexities of math, science, mystery, and magic.
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