The idea of optical computing—the use of photons instead of electrons to perform computational operations—has been around for decades. However, interest has resurged in recent years ...

Optical illusion psychology tests are popular for revealing hidden personality traits based on initial perceptions of an image. Seeing bears first suggests an analytical approach to problem ...

Magazzú, A. Spadaro, D. Donato, M. G. Sayed, R. Messina, E. D’Andrea, C. Foti, A. Fazio, B. Iatí, M. A. Irrera, A. Saija, R. Gucciardi, P. G. and Maragó, O. M ...

The best free PC software programs aren’t about the cost (or lack thereof), they’re about a fresh opportunity—collections of code that put the dumb hardware in your computer to smart use ...

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They report on this in the journal Advanced Optical Materials. Electronic devices based on microchips, i.e. integrated circuits, are among the most important inventions of the last century ...

To build such quantum photonic logic gates that might be used in an optical quantum computer requires a special medium which allows strong and controlled interactions of just a few photons.