insider.si.edu

Slide Rules

Before there were apps for tablets and smartphones, before mathematics education software was easily installed on personal computers, before electronic calculators entered professional practice and ...
Baseball America

MLB Changes Slide Rules, Adds Pace-Of-Game Rules

Following serious injuries to Jung Ho Kang and Ruben Tejada on double-play attempts in 2015, Major League Baseball on Thursday announced rules changes that are focused on avoiding those types of ...
Hackaday

Hands-On: Smarty Cat Is Junior’s First Slide Rule

You may remember that I collect slide rules. If you don’t, it probably doesn’t surprise you. I have a large number of what I think of as normal slide rules. I also have the less common circular and ...
Hackaday

The Zero-Power Flight Computer

In the early days of aviation, pilots or their navigators used a plethora of tools to solve common navigation and piloting ...
Purdue University

Astronauts, Purdue alumni add their contributions to new slide-rule exhibit

WEST LAFAYETTE, Ind. – Astronauts Neil Armstrong and Jerry Ross, along with about 200 other Purdue University alumni, have added their slide rules to a new exhibit at their alma mater that testifies ...
The New York Times

Walter Shawlee, the Sovereign of Slide Rules, Is Dead at 73

Used by engineers for centuries, they were displaced by pocket calculators and all but forgotten until Mr. Shawlee created a subculture of obsessives and cornered the market. By Alex Traub For about ...