ions, Europe found itself relying on the U.S. for high-tech inventions. Talented inventors the world over flocked to the new hotbed of creativity -- Alexander Graham Bell from Canada. Nikola Tesla and Charles Steinmetz from Europe, among many others. It was a stunning transformation. Imagine Brazil suddenly becoming

ance in technology is made, people use it to explain the working of the brain. The ancient Greeks thought the brain was a fire consuming oxygen. When Alexander Graham Bell invented the telephone, the nervous system resembled a maze of wires and the brain an exchange. Brains were obviously a sophisticated telephone syste