This Pew report reveals the fastest growing religion in the world. The answer will likely surprise and, sadly, terrify many in the U.S.

Compare that with video of the flexible phone we'll all have in five years.

The reason why, sadly, is less surprising.

Find out if your country is best known for guns, knives, or poison.

From its secret apartment to the time it was sold for scrap (twice!) the tower has quite a history.

The enormous, prehistoric beast Elasmotherium sibiricum, known as the "Siberian unicorn", is now believed to have been alive far more recently than scientists thought.

The Airlander 10, the long-awaited behemoth that is now the world's largest aircraft, has finally been unveiled. Join us in a first look.

You're looking at neither China nor a photoshop.

What's more impressive about the Millau Viaduct, the world's tallest bridge? Its colossal size or the astounding engineering behind it?

Find out the happiest country in the world, not to mention the unhappiest country, and whether or not the world itself is actually happy.

From the man who memorized its first 70,000 digits to the insane true length of the number, these pi facts will make any math fan happy.