Scientists are developing a brain-computer interface to help patients with Broca’s aphasia regain speech. Broca’s aphasia ...

Imagine seeing a furry, four-legged animal that meows. Mentally, you know what it is, but the word "cat" is stuck on the tip ...

Imagine seeing a furry, four-legged animal that meows. Mentally, you know what it is, but the word "cat" is stuck on the tip of your tongue.