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      What If Show
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      Earth

      What If South America Disappeared?

      August 16, 2022
      Cosmos

      What If You Spent 5 Seconds on Uranus?

      12 months ago
      Earth

      Day 1 to Year 200: What Happens If Earth Becomes a Real Life Waterworld

      August 25, 2025
      Body

      What If You Stopped Sleeping?

      May 9, 2018
      Humanity

      What If We Settled on the Moon?

      August 12, 2019
      Cosmos, Earth

      6 Stages of Earth’s Destruction If Mars Collided With Our Planet

      Mars is usually a safe 225 million kilometers away from Earth, but what if the red planet went off course and headed straight toward us? This nightmare scenario would...

      MSN New

      What Would Happen if a Human Actually Ate an Alien

      Are we alone in this universe? Is there intelligent life out there? Or are they living among us? Humans have wondered about aliens for centuries. But, have you ever...

      Earth

      What If the Megalodon Shark Fought the Leviathan Whale?

      Don’t be fooled by these gentle waves. These still waters hide a 20 million year death match between two prehistoric monsters. Grab some popcorn and a snorkel. You...

      MSN New, Earth

      What Will Remain of Humanity in a Billion Years?

      Imagine stepping out of a time machine one billion years from now. Instead of finding futuristic cities and advanced civilizations, you discover a planet that looks...

      MSN New, Earth

      Imagining a Canal Between the United States and Mexico

      What if we physically separated the United States and Mexico with a massive engineered waterway? In theory, it could create entirely new trade routes, generate huge...

      MSN New, Cosmos

      We May Be About to Settle Our First Planet Beyond the Solar System

      For centuries, humans have dreamed about finding a new home among the stars. Earth is the only planet we know that supports life, but with thousands of planets...

      MSN New

      Is There Life on Venus? What Scientists Just Found

      Is alien life really out there? For decades, humanity has looked at the night sky and asked the same question. Now, according to scientists, we may be closer than ever...

      HTS MSN

      Up to 1,000 People Entered This Wave Pool, Then the Drownings Began

      There was an amusement park unlike any other. A place where visitors came looking for excitement and left with bruises, broken bones, or sometimes something far worse...

      Cosmos

      What If You Jumped Into Saturn’s Rings?

      Since its discovery in 1610 by Galileo, the rings of Saturn have enchanted us for centuries. Remarkably, we’ve visited Saturn before. Stunning photographs taken...

      MSN New, Earth

      One Frozen Turkey at Light Speed… And Earth Doesn’t Survive Dinner

      Every holiday season, emergency services brace for the same disaster: deep fryer accidents. Grease fires, oil explosions, families sprinting from their kitchens while...

      Earth, MSN New

      What If We Dumped Our Trash into Volcanoes?

      At first thought, volcanoes might seem like the perfect natural disposal system. They are incredibly hot, appear to swallow anything in their path, and seem limitless in...

      MSN New, Earth

      Europe Gets Colder While the World Gets Hotter, the Warning Is Already in the Water

      Here is a contradiction that sounds impossible until you understand the ocean. The planet is warming. Almost every year sets new heat records. And yet one of the most...

      MSN New

      Legendary Lost Cities That Were Actually Found

      Across the world, ancient legends often spoke of magnificent cities that vanished without a trace, swallowed by time, war, or nature itself. For centuries, these places...

      Cosmos, MSN New

      What If We Relocated Humanity to Proxima B?

      Proxima b is very promising. It orbits a red dwarf star called Proxima Centauri in a system with three stars in it. Proxima Centauri is small. It only has between 7.5%...

      MSN New

      What If Aliens Actually Brought Life to Earth?

      Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have searched for answers in religion...

      HTS MSN

      Lost on Everest For Six Days, Sherpa Found Alive

      A Sherpa was missing for six days in Mount Everest’s death zone. He survived on discarded food left behind by previous climbers as he slowly crawled his way back to base...

      Humanity

      What If Lizard People Ruled the World?

      Attention, humans. Shapeshifting alien lizards have taken control of your world. They’ve maneuvered themselves into positions of power. And they could be anyone. Where...

      Cosmos, MSN New

      What If We Swapped Our Moon With Other Moons?

      Our Moon quietly shapes life on Earth, from stabilizing our climate to driving ocean tides and lighting the night sky. But what if we swapped it for other moons from...

      Humanity, MSN New

      What If the U.S. Actually Invaded Iran?

      First of all, look at the map. Iran isn’t a country, it’s a fortress. Three times the landmass of Iraq. Four times the population. And mountains that...

      Earth

      What If the Earth Was Spinning on Its Side?

      During Earth’s early days, a gargantuan collision left our planet spinning at an angle. That slight incline allowed life as you know it to flourish. But what if this...

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      Popular What Ifs

      Humanity, Technology

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      What If is presented by Underknown, a production company creating a variety of short-doc series that search for the underlying truth of how our world operates and how it came to be. Our shows take you to the frontiers of science and make the most complex ideas and theories entertaining and accessible.

      Popular What Ifs

      What If You Ate Nothing But Earwax?

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