What If

The Earth is a pretty stalwart planet, having survived billions of years of punishment at the hands of asteroids and other cosmic bodies. But could it withstand more than 7 billion people jumping up and down in unison? Do we even want to find out?

ByKaren Kirkpatrick

中国的专业t imposed mandatory IUDs and mass sterilizations, among other measures. That's some serious micromanagement. Was it necessary to avert a population disaster?

ByGallagher Flinn

If minerals make up so much of the Earth, why would we ever face shortages? The availability of the resources we use to create products often depends more on our priorities than the planet's supply.

ByGallagher Flinn

Each year, approximately 4,000 people go to the emergency room for injuries caused by accidents involving electrical outlets. While this number seems high, even more people never make it to the hospital. They die.

ByKatherine Neer

The speed of light is like that annoying friend who beats you at every game. What would happen if humans one day surpassed the cosmic speed limit?

ByWilliam Harris&Patrick J. Kiger

It's one of those fantastic things you may have wished for at one point, like, say peace on Earth, but would a world full of cures be radically different from the one we know, or not so much?

BySusan L. Nasr

While organizations around the world are fighting to end famine, so far, no one has come up with a game-changer. Why does famine happen in the first place, and what would a hunger-free world be like?

ByJessika Toothman

Would we stick flowers in our hair and dance in the street? Or twiddle our thumbs and wonder what to do with all that new free time? Join us as we ponder a world without war.

ByRobert Lamb

Would a world with ample water for all mean less disease? Fewer wars? Globally improved health and finances? Sip along with us as we wonder what if.

ByJonathan Atteberry

It's a crazy thought, but what if cancer didn't exist? And malaria, schizophrenia and every other illness that disrupts our normal functioning? Come along as we investigate what such a world might look like.

BySusan L. Nasr

Unless you've been living under a rock (one not appearing on Google Maps’ Street View), you're probably intimately familiar with the behemoth and its many services. But what would the world look like if this powerhouse company had never existed?

ByNathan Chandler

Before leaving work, you'll need to check the traffic report. Lately, a disruptive T. rex has meant some adjustments to your commute. What other changes would be in store if dinos roamed the Earth?

ByJessika Toothman

If the colonists hadn't eked out a victory against the mighty British Empire, what would have been their fate? Would leaders like George Washington and Thomas Jefferson have been executed?

ByPatrick J. Kiger

Black holes have serious pull, and they're not afraid to use it. Could one of these skulking bad boys ever arise in our home, sweet (solar system) home?

ByNicholas Gerbis

It's all fun and games when you're on a deserted island. But eventually you're going to get really thirsty. How bad can glugging seawater be?

ByVicki M. Giuggio

You can say goodbye to the seven continents and hello to days that seem infernally long. What else awaits you on a spin-free Earth?

ByJonathan Atteberry

Would the people of the world get along better if they spoke the same language? Or would it just be easier for us to hate each other?

ByColleen Cancio