Scientists have unveiled a new way to capture ultra-sharp optical images without lenses or painstaking alignment. The ...

A new lens-free imaging system uses software to see finer details from farther away than optical systems ever could before.

A new easy-to-use optical fiber sensor achieves sensitive and real-time detection of extremely low levels of arsenic in water. WASHINGTON — Researchers have developed a new optical sensor that ...

Understanding acoustic feedback in hearing aids. Power consumption challenges in hearing aids. Functionality integration and its impact on energy consumption. The benefits of using photoreflectors for ...