Scientists have revealed a futuristic 'communication with light' system that uses light pulses instead of radio waves to ...

Do you think you have razor-sharp eyesight? Try this optical illusion and spot the hidden letter 'I' among the '1's in just ...

Abstract: A robust indoor solar-blind ultraviolet (UV) communication system employing a non-line-of-sight (NLOS) scheme is presented. This approach achieves full-room coverage with a data rate of 2 ...

Abstract: In this article, a wireless optical communication system suitable for data transmission across sea ice was proposed and verified in a field experiment for the first time. Monte Carlo (MC) ...

We tried 23 online eyeglass retailers across various budgets and style offerings, and found four we recommend as the best ...