Children and their mothers in colorful costumes trick-or-treat on Halloween.

Why Do We Celebrate Halloween?

Happy Halloween!

From the surprising evolution of trick-or-treating to the psychology behind our deepest, darkest fears, this spooky holiday is about so much more than costumes and candy.

Explore Encyclopedia Britannica

Longhair cat breeds.

Longhair Cat Breeds

Himalayan, Norwegian Forest, and Turkish Angora. No, we鈥檙e not talking about places. These are all breeds of longhair cats. Learn about them and others in this list.

Shorthair cat breeds.

Shorthair Cat Breeds

Which shorthair cats are considered symbols of good luck? What is the oldest natural English breed? How did the Cornish Rex get its name? Find out these answers and more.

Native American

Native American

Native American Heritage Month

November is Native American Heritage Month, and to celebrate we鈥檙e profiling six history-making Native Americans. From an interpreter who helped explore the West to one of the greatest athletes ever, these individuals made their mark.

Are we living through a mass extinction?
The 6th Mass Extinction