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      What If Show
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      Body

      What If These Three Animals Swallowed You?

      November 2, 2021
      Earth

      What If Giant Mushrooms Grew on Earth?

      May 2, 2020
      Earth

      What If The Earth Had Two Moons?

      October 22, 2018
      Body

      What If You Jumped Into a Bathtub Full of Tapeworms?

      August 16, 2021
      Humanity

      What If the U.S. President Dies Before the Election?

      October 3, 2020
      HTS MSN

      She Rolled Down Her Safari Window for a Photo, Seconds Later a Lion Attacked

      How fast can a lion kill you? In the right circumstances, it can happen frighteningly quickly. Lions can reach speeds of around 50 mph, leap more than 30 feet, and...

      MSN New

      The Ancient Creature Behind the Real Unicorn Legend

      For hundreds of years, humans searched for proof that unicorns were real. Stories described magical creatures with giant spiral horns, and many believed these mysterious...

      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

      10 Scenarios That Could End Civilization by 2027

      As 2027 rapidly approaches, the global community stands on a razor-thin edge dividing existential hazards from era-defining scientific breakthroughs. From intensifying...

      MSN New, Earth

      A Meteorite Could Crash Into Your House, Here’s How Dangerous It Would Be

      Picture an entirely ordinary evening at home, disrupted without warning by a glowing chunk of space rock tearing straight through your roof. Glass sprays across the...

      Cosmos

      What If You Spent 100 Years on Mars?

      It’s been 100 Earth years since you settled on Mars. You’ve been through pain, loneliness and a lot of hard work. And now Mars is the new promised land everyone...

      Earth, MSN New

      What If Earth Became a Massive Spaceship?

      Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just want to take the entire planet on a joy ride...

      Earth

      What If the Earth’s Crust Suddenly Opened Up?

      Deep beneath your feet is a subterranean melting pot. A fiery inferno ready to boil over at any moment. Anywhere or anytime. Imagine that today is the day the ground...

      MSN New

      First Dinosaur Tail Found Preserved in Amber

      When most people imagine dinosaurs, they picture giant reptiles covered in thick scales, with rough skin similar to modern lizards or crocodiles. But an extraordinary...

      MSN New, Earth

      It Erupted 640,000 Years Ago, and It Built the Landscape You See Today

      The scenery at Yellowstone did not form gently. Those valleys, ridges, and wide open basins were carved by explosions, and the most recent one happened roughly 640,000...

      MSN New, Humanity

      Scientists Say Our Garbage May Fuel the Entire World

      Imagine looking at a pile of plastic waste and seeing something completely different. Instead of useless garbage sitting in landfills or polluting oceans, scientists...

      Humanity, Cosmos, Earth

      The Kardashev Scale Explained: From Type 1 to Type 7

      The Kardashev Scale, first proposed by Russian astronomer Nikolai Kardashev, measures the technological advancement of civilizations by the amount of energy they can...

      MSN New

      An Alien Ocean World Could Be Closer Than We Think

      For decades, scientists have searched the universe for signs of life beyond Earth. While distant exoplanets often grab the headlines, one of the most promising places...

      MSN New

      What If Money Was Equally Distributed?

      What does wealth look like to you? Is it a hundred dollars? A thousand dollars? A million dollars? We can always go higher. But how much is too much? In today’s...

      Humanity

      What If Ukraine Couldn’t Grow Food This Summer?

      The war in Ukraine has altered the lives of millions. And has sent prices for goods like oil and natural gas skyrocketing around the world. But the worst may be yet to...

      HTS MSN

      What Happens If a Horse Turns Aggressive and How to Escape

      You reach out to pet a horse when it suddenly snaps at your arm. Startled, you step back. The horse rears up. If it comes down on you, the injuries can be serious. One...

      MSN New, Humanity

      You Just Stopped Being Able to Stop Growing, and Here’s What Happens

      We all know that growing up can come with its aches and pains. But at a certain point, our genes flip the switch, and our bodies stop growing. I know, I know, it’s...

      MSN New, Earth

      95 Times More Massive Than Earth, Hanging Where the Moon Used to Be

      The Moon weighs about one eightieth of what Earth does. That is why it can hang there for billions of years, tugging gently at our oceans, doing nothing worse than...

      Technology

      What If a Flash Wiped Out Everyone’s Memories?

      Imagine, it comes out of nowhere. A blinding flash, spanning the entire globe. It lasts only a few seconds, but when it’s over, everyone’s memories have been...

      HTS MSN

      The Deadliest Hike on Earth Is Just Wooden Planks and a Cliff

      High above the ground in China sits a mountain trail that looks more like a scene from a survival movie than a hiking path. To experience one of the most breathtaking...

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      Popular What Ifs

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      What If You Moved an Entire City?

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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 Get Swallowed by a Goliath Fish?

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