Ancient ruins fascinate us, and some archaeological finds are so baffling that they challenge everything we know about the past. Will we ever learn the truth about them?

Ancient ruins fascinate us, and some archaeological finds are so baffling that they challenge everything we know about the past. Will we ever learn the truth about them?

Genius is widely considered to be the ability to change the world in an incredible way.

Genius is widely considered the ability to change the world in an incredible way, such as by inventing new technology or creating transcendent art. Where does it come from?

More than 80% of the Earth's oceans remain unexplored, and in many ways, the underwater world is the final frontier.

More than 80% of the Earth's oceans remain unexplored. As new technology allows us to explore oceans and deep lakes more than ever before, what will we find?

From the ancient Babylonian's to modern day urban explorers, mankind has always been fascinated by abandoned places.

From the ancient Babylonian's to modern day urban explorers, mankind has always been fascinated by abandoned places. What is the allure that draws us to these post-apocalyptic landscapes?

There are some events that are so destructive, so astounding, or truly miraculous that-for the faithful-they must be directed by the hand of an Almighty.

There are some events that are so destructive, so astounding, or truly miraculous--that for the faithful--they must be directed by the hand of the Almighty.

The animal kingdom is full of deadly predators, and some of them attack in extraordinary and inexplicable ways. Do some animals strike back at humans for reasons beyond normal defense and hunger?

The animal kingdom is full of deadly predators. Do some animals strike back at humans for reasons beyond normal defense and hunger?

Throughout history humans have buried their dead--in caves or chambers, in pyramids or in some form of a tomb--but why? Ancient tombs were visual memorials for the dead.

Throughout history humans have buried their dead in caves or chambers, in pyramids or in some form of a tomb. But why?

All over the world, there are places and objects that are thought to be cursed. Are curses just the product of over-active imaginations? Or is it possible that curses are real?

All over the world, there are places and objects that are thought to be cursed. Are curses just the product of over-active imaginations? Or is it possible that curses are real?

Some people are capable of the seemingly impossible. Whether surviving freezing temperatures or lifting objects of mind-boggling weight, superhuman feats never cease to amaze.

Whether surviving freezing temperatures, diving unfathomable depths on one breath, or lifting objects of mind-boggling weight, superhuman feats never cease to amaze.

Today, human civilization spans the globe, and there are more than 7 billion people on Earth. But how did humanity evolve?

Although many around the globe believe that the divine hand of God placed humans on Earth, were there other kinds of human-like creatures that could have been just as intelligent as us?

Humans can survive catastrophic injuries and deadly scenarios that defy the odds in ways that are inexplicable. Is cheating death when survival is seemingly impossible simply fate or good fortune?

Human can survive catastrophic injuries and deadly scenarios that defy the odds in ways that are inexplicable.

It is impossible to gauge the impact that the Arthurian legend has had on our Western culture. Was he simply a thrilling figure cobbled together from folklore? Or a flesh and blood man?

It is impossible to gauge the impact that the Arthurian legend has had on our Western culture. Was he simply a thrilling figure cobbled together from the folklore of many cultures?