It was once the most high-tech and futuristic feature you could find: Transmit sound -- with light! Lasers! A cable not of copper, but glass! Except, it was almost never glass, and was usually ...

What just happened? Two hackers have successfully extended the range of Toslink optical audio cables, enabling data transmission over unprecedented distances. While the practical applications may be ...

Optical cable, which was the digital audio transfer method of choice for decades, is starting to die out as Toslink is replaced by HDMI. Through the '90s and 2000s, the optical cable was near ...

The transmission of signals using a beam of light was a topic for science fiction writers just a few short decades ago. The ability to harness the incredible speeds and data density capabilities of ...