Contents of the July/August 1995 issue of Quantum
Bubbles in Puddles
by Alexander Mitrofanov
A physicist muses on the shape, size, and longevity of the bubbles that form during a heavy rainfall.
Knots, Links, and Their Polynomials
by Alexey Sosinsky
A continuation of an article in the January/February 1995 issue, this article explores the ins and outs of knot theory.
True on the Face of It
by Gordon Moyer
A clockwork counterproof of Zenos paradox allows Achilles to defeat the tortoise in the legendary footrace.
by Isaak Yaglom
If you think the decimal system is the only way to go, think againtheres more than one way to tally up a total.
At the Blackboard I: Circuits and Symmetry
by Gary Haardeng-Pedersen
Using symmetry to cut down on the algebra.
Mathematical Surprises: Dr. Matrix on the Wonders of 8
by Martin Gardner
A visit from the (late?) great numerologist.
In the Lab: Canopies and Bottom-flowing Streams
by Ivan Vorobyov
Physics in a spoonful of water.
At the Blackboard II: Irregular Regular Polygons
by Eric D. Carlson and Sheldon L. Glashow
An investigation instigated by a dictionary definition.
Looking Back: The Giants
by Vladimir Belonuchkin
The persons Newton meant when he said, If I have seen farther than others, it is because I have stood on the shoulders of giants.
Kaleidoscope: Lazy-day Antidotes
by Anatoly Savin
Fun problems to quicken your mind on a hazy summer day.
Physics Contest: Pins and Spin
by Arthur Eisenkraft and Larry D. Kirkpatrick
A bowling problem with the emphasis on the balls English.
Math Investigations: Revisiting Napoleons Theorem
by George Berzsenyi
In addition to an interesting problem, an invitation to visit the Geometry Forum.
Toy Store: A Party of Wise Guys
by Anatoly Kalinin
A report from the 14th International Puzzle Party.
How Do You Figure?: Challenges in Physics and Math
Brainteasers: Just for the Fun of It!
Scientific crossword puzzle.
Answers, Hints & Solutions
Copyright © 1995 National
Science Teachers Association