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      What If Show
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      Body

      What If You Swallowed All Elements of the Periodic Table?

      November 11, 2021
      Science

      What If Menstrual Products Were Free Everywhere?

      April 4, 2019
      Body, Science

      What If There Was a Meal Replacement Pill?

      July 26, 2018
      Body

      What If Humans Became Cold-Blooded?

      September 4, 2018
      Body

      What If Everyone Stopped Cutting Their Hair?

      June 3, 2020
      MSN New, Cosmos

      SpaceX Hit the Moon, But What Would Happen If We Nuked It?

      When a piece of space debris connected to a SpaceX mission crashed into the Moon, it created a wave of curiosity around what happens when humans leave their mark on the...

      MSN New, Cosmos

      The Great Colonization Debate. Why Scientists Are Split Between Venus and Mars

      Somewhere right now, in a conference room full of planetary scientists, an argument is quietly raging. On one side: the Mars camp, backed by sixty years of missions...

      Cosmos, MSN

      What If a Gamma-Ray Burst Hit a Black Hole?

      What would happen if you took the most energetic light source in the Universe and smashed it into a massive gravitational monster? Well, you might reverse the flow of...

      Science

      What If We Stopped Doing Science?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] Science. It has saved billions of lives, allowed us to discover new worlds, and helped the world’s...

      HTS MSN

      4,000 Venomous Snakes Rule This Island, and Getting Off Alive Is the Hard Part

      Snakes surround you on all sides. To your left and right, they coil and shift. Behind you, giant cockroaches crawl through the undergrowth. Ahead, there is only the...

      Earth, MSN New

      What Would Happen If We Killed All Mosquitoes?

      It may sound unusual that a little bug could be this deadly, but it’s true. Mosquitoes spread diseases like malaria, yellow fever and the dengue virus. They do it...

      Earth

      What If We Powered the Planet With Lightning?

      Every time you watch a thunderstorm outside your window, you’re witnessing the energy of an atomic bomb. Now imagine harvesting that raw energy and using it to...

      HTS MSN

      What You Should Never Do on an Airplane

      You’re halfway through your flight when you start feeling nauseous. You don’t usually get airsick. But today you’re feeling terrible. What...

      Technology

      What If You Flew to Space on a Jetpack?

      Jetpack technology is getting better, and maybe someday, jetpacks will be available for your everyday commute. But what if, instead of just using a jetpack for a short...

      MSN New

      What Would Happen If Putin Ordered a Nuclear Attack?

      Since Russia’s invasion of Ukraine, one question has lingered in the minds of millions around the world. What would happen if Russian President Vladimir Putin...

      MSN New, Earth

      It Looks Like Harmless Fog, and It Is the Deadliest Dive on This List

      Picture the most dangerous liquid you could possibly fall into. Most people think of boiling acid, or molten rock, or water swarming with something venomous. All...

      MSN New, Humanity

      Imagine Visiting Type III Civilization?

      You’ve made it to Galaxy 3812, a hypothetical galaxy that houses a type III civilization. One of the first things you’ll notice are the Dyson spheres that...

      HTS MSN

      A 6 Year Old Fell 5 m From a Roller Coaster While His Mom Watched in Horror

      May 30, 2019, was supposed to be a normal spring break day at Lightwater Valley theme park in Yorkshire, UK. A mother and her 6 year old son boarded one of the...

      MSN New, Earth

      When a Bengal Tiger Meets One of Its Most Dangerous Rivals

      Two animals. One patch of territory. Neither has any interest in sharing it. That’s the whole setup, and it’s not a hypothetical scenario dreamed up for...

      Science

      What If Earth’s Gravity Was Stronger?

        You have a weight problem. And it’s not just you, it’s everyone! That’s just how life is on Earth 2.0. Double the density, double the gravity...

      MSN New, Cosmos

      The Deeper You Go Into These Planets, the Stranger They Become

      Nobody has ever been inside a planet. Not ours, not any of them. What we know comes from indirect evidence: seismic waves moving through rock, gravity measurements, and...

      Earth

      What If Walls Could Protect Coastal Cities Against Rising Sea Levels?

      Could you imagine jumping from the kitchen window and diving into water? How fun would that be? For some people, sure. It seems unlikely, but it’s not as crazy as...

      HTS MSN

      Why Deep-Frying a Turkey Sends People to the ER Every Year

      Frying a turkey in boiling oil may seem like a quick and easy way to cook a festive bird. But it can quickly turn into a disaster. In the United States, each...

      MSN New, Cosmos

      No Warning and Nowhere to Hide: This Is How Vacuum Decay Could Destroy the Universe

      Picture a change beginning somewhere far beyond our reach, spreading through space before anyone could even know it had started. Nothing would announce its arrival...

      MSN New, Cosmos, Earth

      8 Minutes Pass in Complete Silence, and Earth Faces an Unthinkable Change

      The Sun is the engine of life on Earth. It provides heat, light, and the energy that drives every ecosystem on the planet. Without it, our world would instantly become...

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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

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