The Pyramids of Giza, a 2-hour (mostly) slow TV walking tourRion NakayaOctober 21, 2021October 21, 2021
Can mirrors and ceramic sand solve our energy problem?Rion NakayaSeptember 16, 2021September 16, 2021
Hopi Dryland Farming: Growing corn with rainfall in the desertRion NakayaFebruary 12, 2021January 15, 2022