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TCS Updated 30 June 2006

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Analemma photographed over the Temple of Zeus in Athens, Greece

Anthony Ayiomamitis

One of the most difficult photographs in astronomy is capturing the image of the sun's analemma over the course of a full year. Photographer Anthony Ayiomamitis is one of half a dozen or so photographers who has captured the analemma on film and the only photographer to capture multiple analemmas.

Editorial: Anthony Ayiomamitis and His Amazing Analemma Photographs
by Forrest M. Mims III

Forrest Mims' World of Science
by Forrest M. Mims III

Wanderings with Ralph Coppola

Backscatter. Views and responses from TCS readers.

Eye on the Sky: The July Sky by Paul Curtin

Mathematics Corner: Direct Proof George E Hrabovsky

Mind of a Theorist: How Do We Model A Solar System? by George E Hrabovsky

The First Scientific American: Benjamin Franklin And the Pursuit of Genius

Justin McHenry, Research Director for IndexCreditCards.com

I've always been a Benjamin Franklin fan, but I guess I've always admired the caricature of Franklin: from the rags-to-riches Poor Richard writing witty sayings in his almanacs to the benevolent old founding father who charmed the ladies in France.

Shawn Carlson Appointed to Popular Mechanics Advisory Board

2006 Citizen Science Conference Announced

The 3 July Flyby of Apollo Asteroid 2004 XP14

"The Independent Scholar's Handbook" is Back

A Matter of Time: Part 1.

Mike Dziekan
VP Engineering, Connecticut Analytical Corporation

Time flies. Time is fleeting. Time waits for no man.
These are a few familiar quotations that we encounter throughout our lives, but what exactly is time?

We live in a world of technological marvels, and because of that we sometimes forget from whence we came. One of these marvels is that of timekeeping.

Tony Kostusik's Solar Eclipse Scrapbook

Tony Kostusik

Jet pilot, meteorite collector, photographer and world traveler Tony Kostusik visited Niger, Africa, for the total eclipse of the sun on 29 March 2006 and sent the following scrapbook from his trip.

Algorithms for Mental Conversion between the Fahrenheit and Celsius Scales

Robert A. Warren

Yes, quick mental conversions can be made between the Fahrenheit and Celsius scales, using the algorithms presented in this paper. But before these algorithms are presented, some background material is needed. More.

SPECIAL STATEMENT

Wrapping Up the Pianka Controversy

Shawn Carlson, Ph.D.
Executive Director, Society for Amateur Scientists

In a special feature published in The Citizen Scientist on 31 March 2006, editor Forrest M. Mims III reported on a controversial speech given by University of Texas ecologist Eric Pianka at the annual meeting of the Texas Academy of Science.

Fabrizio's Digital Camera Project 1. Build a Do-It-Yourself Macro Lens

Fabrizio

Italian photographer Fabrizio has devised some very clever ways to increase the versatility of his favorite camera, a Casio Exilim EX-Z120. This 7-megapixel camera has minimal shutter lag, an excellent menu system and is powered by rechargeable or standard AA-cells.

False Color Infrared Photography with a Webcam

John F. Green

False color near-infrared photography was invented by researchers at the Eastman Kodak Company during World War II for the purpose of camouflage detection.

 

Response to "Questions and Answers about Climate Change" by Forrest M. Mims III

Kevin T. Kilty

"What is going on here?" asks Forrest Mims (Editorial, TCS, 11 March 2005). Why do countless web sites all appear to present unbalanced views of climate change?". More.

   
Copyright © 2006 by the Society for Amateur Scientists