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      What If Show
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      Earth

      What If North America Suddenly Sank Into the Oceans?

      December 7, 2020
      Earth

      What If Sea Levels Suddenly Rose 500 Meters?

      March 18, 2022
      Science

      What If Earth Was Twice as Big?

      May 3, 2018
      Body

      What If You Didn’t Wash Your Feet for a Year?

      February 4, 2021
      Science

      What Would It Take to Terraform the Moon?

      May 16, 2018
      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...

      HTS MSN

      The Screw That Almost Brought Down British Airways Flight 5390

      On June 10, 1990, British Airways Flight 5390 was preparing for a routine journey from the United Kingdom to Spain after a short delay. On board were Captain Timothy...

      MSN New, Earth

      What If 1,500 Volcanoes Suddenly Erupted at Once?

      What if one day you turned on the news channel to learn that every active volcano on Earth is erupting. If all the volcanoes on Earth erupted at once, would our planet...

      Cosmos

      What If Kepler 22-b Was in Our Solar System?

      Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary neighborhood. Where would this planet...

      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...

      MSN New, Cosmos

      Uranus Uncovered The Hellish Reality Beneath the Serene Blue Haze

      From a distance, Uranus is one of the most attractive objects in the Solar System. A pale blue sphere, calm and evenly colored, floating out there in the dark. That...

      Cosmos, Earth, MSN New

      6 Stars That Would Destroy Earth if They Replaced the Sun

      Imagine waking up one morning to find our Sun replaced by a cosmic powerhouse far stranger than anything we have seen. From giants that could swallow planets whole to...

      HTS MSN

      Inside Thailand’s Infamous Bang Kwang Prison, Where Prisoners Were Treated Like Animals

      Bang Kwang Prison was no ordinary prison within Thailand’s system of prisons; for many years it gained a bad reputation due to conditions which drove the prisoners...

      MSN New, Cosmos

      The Coldest Death in the Solar System. What 5 Seconds on Triton Does to You

      There is a place in our Solar System where stepping outside without a suit kills you twice in the same instant. Your blood starts boiling while your skin starts freezing...

      Earth, Science

      What If the Earth Was Cut in Half?

      The Earth is under attack! And rather than just completely obliterating us, our attackers have decided to simply cut our planet in half. Is this an act of mercy, or the...

      HTS MSN

      Two Grizzly Cubs Stared Him Down, Seconds Later a Mama Grizzly Was Eating Him Aliv

      Kim Wunderlich was deep in the wilderness, focused on his bowhunting trip, when he suddenly noticed something that made his instincts kick in. Two grizzly bear cubs were...

      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...

      Humanity

      What If There Were No More Cats?

      Scroll down to watch our video. Where would I be without you, Mr. Mittens? It’s not a meme; it’s a fact: We can’t live without cats. Do you know why...

      MSN New, Earth

      Something Strange Is Happening to the Gulf Stream

      Something strange is happening beneath the surface of the Atlantic Ocean, and scientists are paying close attention. The Gulf Stream, one of the most important ocean...

      HTS MSN

      They Were Asleep When the Cloud Arrived, Seconds Later Their Lungs Were Burning

      Most of Bhopal was asleep when the disaster began. It was late on December 2, 1984, and millions of people had settled into the night, unaware that a deadly chemical...

      MSN New, Earth

      Scientists Warn That Civilization Could Collapse by 80 Years From Now

      What if you could time-travel a hundred years from now. How would the planet look like? Would human beings still be in the picture? Only in the past year, our...

      MSN New, Humanity

      Everyone on Earth Just Fell Asleep at Once, and Here’s What Went Wrong

      Everybody loves a good sleep, but we probably wouldn’t enjoy it as much if we had no control over when it happened. Imagine falling into a deep sleep during a...

      MSN New, Humanity

      Are We About to Create Real Human-Animal Hybrids?

      Imagine having the strength of a wolf, the balance of a cat, or the ability to fly like a bird. For centuries, these ideas have belonged to mythology and science fiction...

      HTS MSN

      Death Diving Is Exactly as Dangerous as It Sounds, and This Is How to Survive It

      You’ve tried Chess boxing, Kabbadi, and cheese rolling. And now your pursuit for crazy sports has brought you to Death Diving. Now, you’re 10 m (33 ft) high...

      MSN New

      8 Ways the Megalodon Would Have Evolved If It Never Went Extinct

      Twenty million years ago, the oceans were dominated by one of the most formidable predators in Earth’s history: the Megalodon. This massive shark, the largest ever known...

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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 We Sent All of Our Garbage Into Space?

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