A few companies are trying to pack such complex genetic information in
a computer chip that you could conceivably diagnose your ailments by
storing your genetic code on a handheld device.

Don't expect microscopic robots anytime soon. But advances in making actual nanotech devices are proving the value of working small—really small. The payoffs will come in everything from tiny computer memories to faster DNA chips.

Japan plans to get caught up in the genome race by concentrating on developing DNA-chip technology.

Indian researchers are seeking to capitalize on India's wealth of intellectual and biological resources by becoming a leader in the nascent DNA chip industry.