Millions of years ago marine animals had hearing organs that allowed them to detect sounds in the water. When land dwelling animals evolved they now had to detect environmental sounds that traveled ...

The condition known as SSNHL, affects one ear at a time. Its onset can occur either during a single night, or it may develop gradually over several hours. People often describe it as the ear feeling ...

You're going about your day tackling one to-do after the next, when suddenly a strange sound stops you in your tracks. There's something crackling inside of your ear. You give your ear a scratch, but ...