Scientists inserted a window in a man's skull to read his brain with ultrasound
![Scientists inserted a window in a man's skull to read his brain with ultrasound](https://cdn.mos.cms.futurecdn.net/ZMGL3QgsUC9KvEPcPCoYTT.jpg)
New research shows it's possible to use ultrasound waves to monitor activity in the human brain.
New research shows it's possible to use ultrasound waves to monitor activity in the human brain.