Contents of the November/December 1996 issue of Quantum
The Advent of Radio
by Pavel Bliokh
With the telegraph under their belts and a wealth of physical laws at their disposal, why couldnt scientists in the mid-19th century create a wireless telegraph (that is, radio)? What was the missing link?
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by Vladimir Uroyev and Mikhail Shabunin
In the Divine Comedy Dante wrote of drawing a triangle inside a semicircle that would have no right angle. The great poet was no mathematician, at least when it came to triangles. This article consists of variations on the theme of the Inscribed Angle Theorem.
A Flight to the Sun
by Alexey Byalko
This article, which appeared in our sister magazine Kvant in 1986, mulls over some of the problems involved in sending a scientific probe to the Sun. (Four years later, the Ulysses spacecraft was released from the Space Shuttle Discovery and in 1994 entered a polar orbit of the Sun.)
In the Lab: In Foucaults Footsteps
by M. Emelyanov, A. Zharkkov, V. Zagainov, and V. Matochkin
A simple experiment demonstrating the Coriolis force.
Kaleidoscope: Billiard Math
Why just play pool when you can play with the shape of the pool table itself?
Physics Contest: The Nature of Light
by Arthur Eisenkraft and Larry D. Kirkpatrick
Getting at the particle nature of electromagnetic radiation via the Compton effect.
At the Blackboard I: Shady Computations
by Chauncey W. Bowers
How a shadows edge can violate Natures speed limit (the speed of light), and how we can clear up the paradox.
Math Investigations: In Memoriam: Paul Erdös (1913-1996)
by George Berzsenyi
Some problems posed by the great Hungarian mathematician, who passed away on September 20.
At the Blackboard II: Not All is Revealed
by Albert Stasenko
Meditations on the Uncertainty Principle and other forms of indeterminacy.
Fundamentals: A Prelude to the Study of Physics
by Robert J. Sciamanda
Some guiding thoughts for novices on the construction of models and on their role in science.
Toy Store: The Game of Battleships
by Yevgeny Gik
How to achieve naval superiority on a paper sea.
How Do You Figure?: Challenges in Physics and Math
Brainteasers: Just for the Fun of It!
The Quantum Bulletin Board.
Scientific crossword puzzle.
Answers, Hints & Solutions
Copyright © 1996 National
Science Teachers Association