Brain Device Moves Objects by Thought

Forget the clicker: A new technology in Japan could let you control electronic devices without lifting a finger simply by reading brain activity.

The "brain-machine interface" developed by Hitachi Inc. analyzes slight changes in the brain's blood flow and translates brain motion into electric signals.

A cap connects by optical fibers to a mapping device, which links, in turn, to a toy train set via a control computer and motor during one recent demonstration at Hitachi's Advanced Research Laboratory in Hatoyama, just outside Tokyo.

"Take a deep breath and relax," said Kei Utsugi, a researcher, while demonstrating the device on Wednesday. -

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