Personally designed by Mark Levinson, the Daniel Hertz Eva S50 is a system aimed squarely at audiophiles that the company says rivals the sound quality of a six-figure system. Mark Levinson says, “Our ...

Listening to audio with binaural beats may benefit your mental health and promote creativity and focus. When you hear two tones — one in each ear — that are slightly different in frequency, your brain ...

SOUND+THERAPY is a bedside device that uses 40 Hertz gamma sound beats and light flashes to promote better sleep. Studies suggest that gamma therapy may help reduce dementia-causing Amyloid beta (Aβ) ...

In the days of DVDs and prior, in parts of the world where TVs run at 50 Hertz, such as Europe, movies would be sped up to 25 frames per second to show on broadcast TV, video tape or DVD while in 60 ...