A personalized water purification system that floats
From left: the foam, the cellulose wrapping, and the graphene oxide. reader comments 6 Share this story We don't often think about our access to clean water, but water scarcity is an everyday problem for many parts of the world. Technologies that can cheaply deliver clean water hold tremendous potential, especially in light of our growing population...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark