The Elemind headband uses acoustic stimulation to guide your brain into sleep mode. Here's what happened when I tried it.

Receiving electric pulses to your head might sound a little scary, but many users reported a rocking feeling when wearing the Modius Sleep. In the form of a headband, the Modius Sleep transmits ...

Neurotech startup Elemind offered me the chance to try out its high-tech headband, which promises to put you to sleep faster by literally changing your brainwaves. I had to know — could it be ...

The Muse S Athena headband uses several sensors to collect brain activity data, and allows you to control a game with your mind. It's as sci-fi as tech gets.