What scientist was born on today's date?

February 9
Pacific Time Zone


Howard Taylor Ricketts (Medicine)
Birthday: 1871, Findlay, Ohio, USA
Howard Taylor Ricketts studied at Nebraska and at Northwestern Universities. He discovered that the vector for Rocky Mountain spotted fever is a tick and that only adult ticks transmit the disease to humans. In Mexico he studied the disease tabardillo and showed it to be typhus fever and to be transmitted by a body louse.


The daily excerpts are taken from Explorit's "Book of Science Days"
366 events - one for each day of the year are automatically sequenced in this location.