Google Doodle Honors Hertz  Today's Google Doodle is a wave
form. This is to commemorate German physicist Heinrich Rudolf
Hertz, born 155 years ago today. Hertz proved by experiment the
existence of electromagnetic waves. His research led to the
development of radio, TV, and radar, although he dismissed its
importance at the time. Hertz' name even became a unit of
frequency, abbreviated at Hz. Despite this global fame, the
Nazis tried to expunge Hertz's name from history. While Hertz
identified as a Lutheran, his father grew up as a Jew.  "Hertz’s
reputation was actively denigrated by the Nazis, who forced his
wife and daughters to flee Germany because, despite strong
Lutheran roots, they were considered Jews," writes the Institute
of Electrical and Electronics Engineers in its profile of Hertz.
"One Nazi functionary attempted to overturn the use of the term
'Hertz,'... He suggested to the Physical Society of Berlin that
instead they use the term 'Helmholtz,' [after Hertz's teacher
Hermann von Helmholtz] whic