The powder that can turn sludge into clean drinking waterRion NakayaFebruary 18, 2019September 3, 2019
Hydrophobic metal made with laser-etched microscopic patternsRion NakayaJanuary 23, 2015August 24, 2020
Turn human waste into drinking water – Janicki OmniprocessorRion NakayaJanuary 8, 2015December 9, 2015
Poop Guy: A dad who is revolutionizing sanitation in Pune, IndiaRion NakayaMarch 25, 2014September 8, 2020