age articles
How old was Chester Greenwood when the idea for the earmuff struck him?
In what year was Chester Greenwood born?
Where was Chester Greenwood from?
Around what specific year is the genesis of the earmuff invention often placed?
When was the patent officially granted for the ear muff design?
What materials were used in Chester Greenwood's original earmuff design?
What is the name of the annual celebration held in the inventor's hometown?
Which national institution recognized Chester Greenwood's contribution posthumously?
What did the earmuff provide over pulling a heavy coat hood tightly over the head?
The enduring success of the earmuff is presented as a compelling case study in what design principle?
What type of invention does the earmuff represent when contrasted with industrial machinery of the era?
When is the polygraph cited as officially entering the computer age?
In what year was the Computer Assisted Polygraph System (CAPS) created at the University of Utah?
Which institution developed the sophisticated scoring software named PolyScore?
What was the primary function of the first algorithm incorporated into CAPS?
What distinguished PolyScore’s development regarding its data analysis foundation?
Which legal ruling in 1993 established a new standard for evidence admissibility requiring scientific validity and peer review?
Who coined the term 'polygraph' in 1921?
What technique, formalized in the late 1940s, relies on evoking stress related to comparison questions?
What did the introduction of digital hardware using computer algorithms immediately help cut down on compared to older manual review processes?