What If

What if you never aged? What if dinosaurs were alive today? Explore the hypothetical with these and more 'what if' scenarios.

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Imagine going outside in the summer and not being eaten alive by mosquitoes. Yeah, no mosquitoes! Well, don't celebrate just yet, because a world with no mosquitoes might have a radically different food chain.

By Laurie L. Dove

Neanderthals are long gone, but they live on in the DNA of some modern humans. If they were still alive today, the differences (and similarities) between us and our ancestors would be astounding.

By Laurie L. Dove

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?

By Colleen Cancio

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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?

By Jonathan Atteberry

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?

By Nicholas 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?

By Vicki M. Giuggio

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

By Patrick J. Kiger

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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?

By William Harris

Call up your travel agent because we're booking a one-way flight to an exotic, five-star black hole. What are you in store for on this unique journey?

By William Harris

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?

By Susan 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?

By Jessika Toothman

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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.

By Robert 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.

By Jonathan 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.

By Susan 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?

By Nathan Chandler

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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?

By Jessika Toothman

Would you still be inclined to step up to the altar with your partner for life? Would you plod along on the same career path? You might not if we realize the dream of ageless, healthy human life.

By Robert Lamb

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.

By Katherine Neer