The common type of loudspeaker that uses a magnetic field to move a cone-shaped diaphragm. When alternating current (the audio signal) is applied to the coil, the diaphragm vibrates and causes air to ...

Last week, Egyptian bass singer Reda El-Wakil was appointed chairman of the Cairo Opera House, joining the succession of ...

An accomplished cellist, composer, and conductor of the Opera’s Religious Song Ensemble, and Alexandria Opera House Ensemble ...

From gamified options to reliable 'mills that monitor your progress with pace, hills, and distance, these are the best home ...