North Korea is a land of mountains and hills separated by deep, narrow valleys. Paektu-san, or "white head mountain" in the ...

The fastest recorded speed of a cheetah was 61 miles (98 kilometers) an hour, or as fast as a car on some highways. The ...

Cruz’s Aunt Marisol is the Society’s number one expert on anthropology, which she teaches at the Academy. (Cruz is one of her ...

Since Yellowstone's creation, the role of the national parks has grown and changed, just as the United States has grown and ...

Located in the Atlantic Ocean, the Bahamas consists of 700 islands. Only about 30 of them are inhabited by people. New ...

These insects get their name because they have very long front legs that they hold in a position that reminds people of ...

Daniel Radcliffe, who played Harry Potter in the films, wore 160 pairs of prop eyeglasses and waved around 70 wands ...

Get the inside scoop on how these brown bears pack on the pounds to prepare for winter, and see before-and-after pictures of ...

Scientists suspect a black hole lurks at the center of most galaxies. The Milky Way’s black hole is called Sagittarius A*. (A* is scientist-code for “A-star.”) Its gravity, or attractive force, is so ...

From bottom to top, a mountain has several biomes of life. At the very bottom, foothills often have lush deciduous forests, ...

Every March or April, Mexican Free-tailed bats (tadarida brasiliensis) migrate up to 1,000 miles from their winter home in ...

You’ve met the characters—now meet the real-world animals behind some of your favorites from Pokémon GO. Take a look at the ...