Tinnitus, the sensation of hearing sound without an external source, can affect nearly half of people in some studies. This ...

A new emergency alert system was tested earlier today, causing phones across the country to make strange sounds. The system is designed to warn people of local dangers, such as flooding or fires ...

The loudspeaker is a small sound driver fitted within a mobile phone, or other communication device, which is used to produce sound. Traditionally, loudspeakers on mobile phones are used to ...