Thirsty? No? You will be. It's just a matter of time. It's also just a matter of time until the expansion of humanity makes fresh water a more precious commodity than a new iPhone, but graphene sheets with lots of little holes in them could soon solve the problem by making fresh water from salt water with incredible efficiency.
One of the big dangers of open wounds is infection — when bacteria get in and generally make a bad situation a lot worse. Now a group of Chinese scientists have figured out a way to make bandages with built-in bacteria barriers.
Forget those compact fluorescent bulbs, or even fancy LED lighting. Scientists in Sweden and the USA say they have developed lighting panels using the wonder material graphene, which one day could make the basic lamp redundant. The material can be...