NASA's $19 Million Toilet

Russian model recycles urine into drinking water

By popsci
July 9, 2007

Latest

New data suggests Johnson & Johnson’s one-dose COVID-19 vaccine is highly effective
7 Smart TV apps every viewer should check out
How Northern California’s COVID-19 variant stacks up against the rest
Best snow pants to keep you cozy (and active) all winter long
Best laser printer: For the home or for your office
Best document scanner: Wireless, handheld, and portable scanning for your home office
This Airbus prototype could deploy drones from cargo planes
Why are we still disinfecting surfaces to stop COVID-19?
How to create a Wi-Fi hotspot on your phone or computer