Neil Michelsen was an American computer programmer, astrologer and publisher. He pioneered the calculation and printing of horoscopes at reasonable prices.
In the 19th century, the Smithsonian Institution identified 100,000+ mounds and earthwork sites across the US. The largest concentration is in Ohio where 34,972 prehistoric sites were found by 2004. Who built them? For what purpose? Why was so much time and effort invested in their construction?
Dark matter gravitationally focused by planets may be illusive 'mechanism.’ New observations open door to more research.
