Original PDF (rumored to be updated every Friday): taggs.hhs.gov/Content/Data...

You’re simply confusing original research into specific scientific areas, with the technological innovation that combines various sciences into applied technologies. Technological innovation is a continuum of incremental advances with occasional startling breakthroughs like the iPhone.

There's also parallels as to how the corrupt pharoahs and priests poorly handled a changing climate, which led to severe drought that plagued the region for those living beyond the Nile.

One of the final nails in the coffin that doomed Egypt in antiquity.