S/PDIF, and more specifically optical TOSLINK, uses LED light sent down an optical fiber to encode audio data. The advantage of this over any voltage-level signals (like with regular wires ...

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In the home theater space most people would tell you the age of optical audio, known officially as TOSLINK, is over. While at one time they were the standard for surround sound systems ...

These are independent reviews of the products mentioned, but TIME receives a commission when purchases are made through affiliate links at no additional cost to the purchaser. NASA’s Deep Space ...

There is a mathematical side to optical illusions. One professor studies them in hopes of creating a safer world. Man on a roof or ladder against the wall: either way, it just doesn't seem ...

Global political risk expert says disinformation paired with a close outcome poses the biggest risk in the US. In Sweden, a deep-rooted cultural code called Jantelagen stops many from talking ...

Silver Splitters is a term coined for people over 50 who are calling it quits on their long-lasting marriages. In Australia, the rate of these divorces has increased steadily over the past four ...

All zoom lenses in film cameras and digital single lens reflex (DSLR) cameras are optical zoom. Digital point-and-shoot cameras as well as consumer and prosumer video camcorders have optical zoom ...

Optical spectroscopy encompasses a wide variety of techniques used to study how matter interacts with light. Optical spectroscopy techniques are used in physics, astronomy, chemistry, biology, and ...

Optical illusions reveal hidden personality traits based on what a person sees first. If one sees mountains, they are friendly and peace-loving. Seeing a dog indicates emotional sensitivity and ...

But ticket-splitters like him are becoming less common with every passing election in a polarized U.S., giving Republicans a very good chance of capturing the majority this fall. Poll after poll ...

Optical techniques are methods that use light to probe or control matter. One prominent example is optical spectroscopy, which includes such methods as pump–probe spectroscopy, Raman ...