All of this debris floating around in space could lead to a theoretical scenario known as the Kessler Syndrome. Here's what to know about space junk, why it's a problem and what's being done about it.

The event Reddy referred to is a hypothetical phenomenon called Kessler Syndrome. Named for American astrophysicist Donald Kessler and based on his 1978 academic paper, Kessler Syndrome — as the ...

Frey syndrome is a rare neurological condition that causes facial sweating and flushing while eating. This can occur on the temples, cheeks, and behind the ears. Frey syndrome is also known as ...

Medically reviewed by John Carew, MD The greater petrosal nerve branches off of the facial nerve in the skull. Along with a ...

For some people, this hole lets in sounds and changes in pressure that affect hearing and balance. When pressure transmission through the hole causes noticeable symptoms, this condition is called ...