People have been keeping sheep in pens for around 11,000 years. Now scientists are shedding light on this millennia-old connection and have explained why livestock sheep are white.

We’ve long been told to count sheep to nod off to sleep. Where in the world did this adage come from, and more importantly, does it work?

What is clear is that the concept of counting sheep to sleep is so old it was mentioned in a 13th century compilation of short stories titled “Cento Novelle Antiche.” ...

What is clear is that the concept of counting sheep to sleep is so old it was mentioned in a 13th century compilation of short stories titled “Cento Novelle Antiche.” ...

By Sandee LaMotte, CNN (CNN) — Trying to imagine fat, fuzzy white lambs, jumping one by one over a fence, is a well-known remedy for sleeplessness. When I used to try this, I would insert a ...