With sufficient water on the Moon, solar energy can be used to split the water into hydrogen and oxygen. The oxygen is, of course, critical for humans to breathe and the water important for us to drink.
We live in a world bathed in 5,000 times more energy than we consume as a species in the year, in the form of solar energy. It's just not in usable form yet.
I've stopped watching TV news. They couldn't pay me enough money.
If you give people unlimited time and money, they'll do things the same old way. But if they have to achieve the goal in a brief time, they'll either give up or try something new.
Now, we connect via Skype or Google+ Hangout and see our friends' and loved ones' faces live.
Online games for data-mining have a short virtual shelf life. People get bored, especially if the game seems stagnant.
