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      What If Show
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      Earth

      What If We Discovered Earth 2.0?

      September 26, 2025
      Cosmos

      What If We Could Create Anti-Gravity?

      January 13, 2020
      Body

      What If These Three Animals Swallowed You?

      November 2, 2021
      Cosmos

      7 Mind Blowing Ways to Fight a Black Hole Heading Toward Earth

      August 20, 2025
      Cosmos

      What If the Sun Swallowed Earth?

      December 16, 2020
      MSN New

      The Prehistoric Fish That Somehow Still Swims Our Rivers

      With razor sharp teeth, armor like scales, and a body that can grow longer than a person is tall, the alligator gar looks like a creature that escaped from the age of...

      MSN New, Cosmos

      A Black Hole Would Stretch Your Body Into a Thread in a Single Nanosecond, and You’d Never Feel It Coming

      Physicists gave the process a slightly absurd name, which does nothing to soften what it actually describes. They call it spaghettification. Cross the boundary of a...

      Earth, MSN New

      What If the Biggest Flying Animal Ever Still Ruled the Skies?

      Quetzalcoatlus lived around 72 to 66 million years ago during the Late Cretaceous period, when it blocked out the sun with its 12 m (40 ft) wingspan. When it landed on...

      HTS MSN

      You’re Logging the World’s Most Dangerous Forest, and Every Cut Could Be Your Last

      You hear a sharp crack above you and look up. A massive tree is leaning your way, its weight already shifting as gravity takes over. There’s no time to think about...

      MSN New, Earth

      What Scientists Say About the Theory That Earth Is Hollow

      The idea of a hollow Earth has fascinated people for centuries. Some have imagined a giant empty world beneath our feet, while others even suggested that entire...

      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...

      MSN New, Earth

      This Is How Cockroaches Can Survive Almost Anything

      Here’s a nasty housemate we have all had the displeasure of knowing. Unfortunately, a remote Antarctic community might be the only place you could escape their...

      MSN New, Cosmos

      The Plan to Turn Mars Into Humanity’s Next Home

      The next step in space exploration isn’t waiting for some distant generation. It’s being planned right now, and the destination is the desolate world sitting...

      MSN New, Earth

      If Jupiter’s 79 Moons Broke Free, Some Would Come Straight for Earth

      Scientists have a threshold for planetary destruction. An object roughly 96 kilometers wide, striking Earth, would wipe out every living thing on the surface. Jupiter...

      Health, MSN New

      Here is What Happens If You Only Drink Coca-Cola

      Coca-Cola can do some pretty strange things. And the ingredients inside of it might be even more bizarre. Just imagine what it’s doing inside your body after you...

      MSN New, Cosmos

      How Jupiter Could Keep the Sun Burning for Millions of Years

      Five billion years from now, the Sun will be running out. Assuming anyone is still here to care, that becomes an urgent problem, because a star running low on fuel is a...

      MSN New

      Rare Wild Tasmanian Devils Finally Discovered in Australia After 3,000 Years

      These feisty marsupials are making an unexpected comeback in one of the most remarkable wildlife developments in recent history. But why are they called Tasmanian devils...

      Earth

      What If We Lost Gravity for 5 Seconds?

      Scroll down to watch our video. Unless you’re an astronaut, you probably don’t spend a lot of time thinking about gravity. We all take gravity for granted...

      Earth

      What If We Dumped All Our Trash in the Oceans?

      You’d better mind your waste because it’s not piling up in landfills anymore. Today, we’re going to dump it all straight into the oceans. How much trash would that...

      MSN New, Cosmos

      This Is What It Would Take to Turn the Moon Into a World We Could Live On

      Humanity is preparing to return to the Moon with new missions that will push deeper into space than ever before. Each step brings us closer to long term living beyond...

      MSN New, Earth

      Saber-Toothed Tigers Are Hunting Once More, and Here’s What Changed

      Imagine hiking through a forest when you notice a large cat watching you from the shadows. At first, it looks like a modern tiger. Then it steps into the light...

      Cosmos

      What If a Dark Hydrogen Iceberg Fell to Earth?

      A mysterious interstellar object is on a collision course with Earth. And scientists don’t know what it is. What could this new astrophysical object be? Where did it...

      HTS MSN

      12,000 Tanks and 64 Submarines Reveal Russia’s True Military Might

      Military power can come in many forms, from massive numbers of soldiers and advanced fighter jets to submarines, nuclear weapons, powerful missiles, and enormous defense...

      HTS MSN

      Why the Captain Abandoned His Ship and Everyone on It?

      It’s January 13, 2012. Passengers from around the world step aboard the Costa Concordia, a floating city disguised as a cruise ship. Casinos, theaters, pools...

      MSN New, Earth

      Locals Wait for the Fruit to Smile Before Picking It, and That Rule Saves Lives

      There is a rule in Jamaica that sounds like folklore and functions like a safety protocol. Never pick the fruit until it smiles. That is the local description for what...

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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.

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