Sleep is absolutely essential for every human being. Despite scientists still not figuring out the process entirely, we still know a lot about this daily activity. Every mammal, bird and most reptiles, amphibians and fish require sleep to function. Here are 16 things you probably never knew about sleep.

Halloween is coming! These days, we either equate Halloween with kids seeking candy or girls using the day as an excuse to dress like prostitutes. But there’s a lot more to this mysterious celebration than that. Here are some interesting facts about Halloween that you might not know.

While the celebration of Oktoberfest originated as a horse race honoring the marriage of Crown Prince Ludwig and Princess Therese, the celebration has come a long way from the original festivities. Whether you’re going to Germany or planning to enjoy the 200th edition of the celebration in your home town, let this be your comprehensive guide.

Halloween is part ghosts and ghouls and part pumpkins. The latter part permeates all facets of life around Halloween — from candy to booze, from food to decorations. Here are some quirky facts and statistics about the multi-purpose food du jour.

You may not be a vampire, phlebotomist, or hematologist, or even know what all those words mean, but you can still learn about blood! You may know there are different types of blood – you may even know your own type – but did you also know that, according to the Japanese, your blood type determines your personality? Or that a girl was banned from shool for bleeding? Check out these bloody facts!

The standard American diet is filled with sugar. We all know sugar is sweet, but it has an unsavory side, too. Sugar is poisoning us, and most of the time we don’t even know just how much we’re consuming. The sweet stuff may not be so sweet after all.

Sexual thoughts enter the average 18 to 30-year-old male’s brain every 52 seconds, and it’s estimated that intercourse is taking place about 2.778 times every 5 seconds around the world. What else didn’t you know about the thing you think about the most?

Are you a living creature? Then, congratulations! You have DNA! That microscopie little building block of life that makes us all the same, but grants us with distinct differences. But for as common as DNA is, it can be a tough subject to understand. Below are some of the facts to help you better understand the little bit of genetic coding that makes you, you!

Since being released in 1977, Star Wars has remained one of the most influential sci-fi films of all time. It has spawned three prequels, two sequels, TV movies, books and countless toys. Despite the vast amount of information avaible about the famous franchise, there still might be some things about Star Wars that would surprise you. Here are 19 things you might not know…