When reading a discussion on the JoeUser message forum, I came across a post talking about how Man and Machine would become one sometime in the distant future. It made me think of technology and the advances in computer processing power. So, in deep thought, I began to come up with a list of differences between a CPU and the Human Brain. Which is better, I thought? Well, here is what I came up with to help distinguish the answer. I like to think of our brains as more superior. If you think ab...

Written by Theodore Gray (popsci.com) Hydrogen is going to be big! Sure, sure, you've heard that one before, but this time, just maybe, it's for real. President Bush is touting it as our near-future Freedom Fuel, GM and Toyota are racing to bring the first production-model fuel-cell cars to market, and H 2 FROM H 2 0 As current flows from a 9-volt battery through a cup of water, bubbles of hydrogen form on the negative electrode (connected to the black wire) while oxygen accumu...