On this day in 1473, Nicolaus Copernicus was born. Yea, heliocentric cosmology!
I am the non-admin personality of blivet tool & die I have been academically trained as a professional archaeologist (MA, RPA) and now live in Arvada, CO. Father, husband, scientist, geek of several trades, and high-functioning Autistic adult. Future planetary expatriate? View all posts by Hal