Ménière disease is a balance disorder. It’s caused by an abnormality in part the inner ear called the labyrinth. Fluid build-up here can cause a severe spinning sensation (vertigo) and affect the ...

How Do Hearing Aids Work? Hearing aids work by amplifying sound through a three-part system: The microphone receives sound and converts it into a digital signal. The amplifier increases the strength ...

The Spiny Devil Katydid isn’t just a quirky creature; it’s also an important part of the rainforest ecosystem, serving as ...