Originally Posted By: whip
Explain the pyramids.
One explanation, which I think is the most logical, is these are Large triangular structures developed by ancient man whom were very knowledgeable in mathematics and structural design, and developed these structures without any alien input.
The same can be said of the Myan structures in South America.
References for intelligent, ancient man:
Simmons, Mediterranian Island Voyages, Science 338:895-897, 2012.
Strasser, et. al, Dating Paleolithic Sites in southwest Crete, J. Quanternary Science 25(5):553-560, 2011.
Salique, et. al., Earliest evidence for cheese making in the six millenium BC in northern Europe, Nature, 493:522-525, 2013.