It's been a long time since Alice Charton got a good look at a human face. There are plenty of people moving through her world, of course—her husband, her friends, her doctors, her neighbors—but ...

It's been a long time since Alice Charton got a good look at a human face. There are plenty of people moving through her world, of course—her husband, her friends, her doctors, her neighbors—but ...

Computer chips have been facing roadblocks due to the friction caused by electricity. However, this new chip might bypass that problem (and others) entirely.

Intel, which once dominated the computer chip market as an American innovator, now finds itself chasing its past successes.

The chip that works this optical magic is not much to see. Under a powerful microscope attached to a computer at the Science headquarters, it resembles an oversize circuit board. To the naked eye, it ...