In 1583 Thomas Fincke produced a mathematical text book entitled Geometria Rotunda, which brought the world the terms tangent and secant. This work also includes several trigonometric equations relating to these functions. Thomas Fincke was born in...

Untitled Document Working from Farm Journal's Midwest regional office in central Missouri, Charlene covers machinery and crop production, and is director of the Farm Journals' field test program. Charlene is an agricultural journalism graduate of the University of Missouri-Columbia. Prior to joining...

Phoning outer space is a complicated business. I know. On a July afternoon, I chewed the extraterrestrial fat with astronaut Edward Michael Fincke, who, as part of the two-man, six-month Expedition 9 mission, has been floating around the International Space Station since April. Our...