energy free

What would be required if the world were to totally give up any money system? Changing the name to "credits", "bitcoin", or any other name, or just using gold or silver or some other substance, is still a money system. Some people will have more, some will have less. So what would have to be...

"WaterSeer™ condenses pure water from the air without power or chemicals. It is green, sustainable, simple, low-maintenance, easily deployed and scalable for any community. VICI-Labs worked with UC Berkeley and the National Peace Corps Association to develop a device that yields up to 37 liters...