Engineering

Monitoring electromagnetic signals in the brain with MRI

Researchers commonly study brain function by monitoring two types of electromagnetism—electric fields and light. However, most methods for measuring these phenomena in the brain are very invasive.

Electronics & Semiconductors

For neural research, wireless chip shines light on the brain

Researchers have developed a chip that is powered wirelessly and can be surgically implanted to read neural signals and stimulate the brain with both light and electrical current. The technology has been demonstrated successfully ...

Security

Are brain-computer interface spellers secure?

Brain-computer interfaces (BCIs) record and decode brain signals to construct a communication pathway, which allows people to interact with a computer by thought directly. BCIs have been used in a broad range of applications, ...

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