“The Other Side of Silence,” a new work in development, is experimenting with giving operatic voice to a text-to-speech synthesizer. By Corinna da Fonseca-Wollheim Reporting from Troy, N.Y. The opera ...

The motor cortex (orange, illustration). Electrodes implanted in this region helped to record the speech-related brain activity of a man who could not speak intelligibly. A man with a severe speech ...