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      Earth

      7 Alarming Things That Would Happen If the World Lost Oxygen for 5 Seconds

      July 12, 2025
      Science

      What If You Had the Strength of a Superhero?

      October 10, 2018
      Earth

      What If Jupiter’s Storm Existed on Earth?

      June 29, 2022
      Body

      What If Your Skin Were Bullet-Proof?

      November 30, 2020
      MSN New, Cosmos

      Life as the First Human on Mars

      4 months ago
      Humanity

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

      President Donald Trump has tested positive for COVID-19. Trump is 74 years old, and not to mention overweight. Advanced age and obesity are two factors that put someone...

      HTS MSN

      The Most Venomous Snake Lives in the Ocean. Here’s How to Survive It

      You’re swimming in the sea when you feel a long creature brush by you underwater. Suddenly, there’s a sharp pain in your arm. Whatever that thing was, it...

      MSN New, Cosmos

      Walking the Solar System in One City, and the Trick That Makes It Possible

      In a mind-bending exploration of cosmic proportions, we set out on a journey to walk the entire solar system within the confines of a single city. By shrinking the...

      Cosmos

      What If a Rogue Star Collided With the Sun?

      A rogue star is headed straight for our Sun. If these two stars slam into each other, it could spell the end of all life on our planet. How could a rogue star end up in...

      MSN New

      The Deadliest Snakes You’ll Be Glad to Know Are Extinct

      If modern snakes already make your skin crawl, you should be thankful you never had to share the planet with their prehistoric ancestors. Millions of years ago, Earth...

      HTS MSN

      The Andes Flight Tragedy Nobody is Talking About

      On a dark December night in 1995, a routine commercial flight turned into one of the most devastating aviation disasters in modern history. What began as a standard...

      Humanity

      What If You Were Raised by Wild Animals?

      You’re lost in the jungle without any other humans around. You need to find a new family. Or your new family could find you. What would it be like to be raised by...

      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...

      Humanity

      What If Cyborg Insects Attacked the Planet?

      The year is 2040. You hunker down with your fellow human survivors, listening for the sound of your enemy. The cyber-bugs have taken over. How did this happen? What...

      Science

      What If We Didn’t Have Free Will?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] Your alarm clock rings. Do you jump out of bed? Or hit the snooze button? Do you take cream? Sugar? Or both? We make...

      MSN New, Earth

      Earth Is Dying, and Humanity Has Only 10 Years to Escape

      Imagine scientists discovering that Earth has only a decade left before it becomes completely uninhabitable. Suddenly, humanity would have an enormous problem: how do...

      MSN New

      What If an O’Neill Cylinder Became Humanity’s Survival Plan?

      Swipe Down for Video Story Tired of living on an overpopulated Earth? Why not move to the O’Neill Cylinder? An artificial state-of-the-art space habitat where we...

      HTS MSN

      How to Train Your Brain to Overcome a Fear of Heights

      A fear of heights, known as acrophobia, is one of the most common fears people experience. For some, standing on a tall building, looking down from a bridge, or even...

      MSN New

      What Could Your Daily Life Look Like 50 Years From Today?

      The world you know today would probably feel ancient to someone living 50 years from now. Think about how much life has changed over the past few decades. Smartphones...

      MSN New, Humanity

      What Would You Do If You Were the Only Man on Earth?

      There are 3.8 billion women on Earth. There were 3.9 billion men. But now, it’s just you…and your phone won’t stop ringing. Is this a fantasy? A...

      Earth, MSN New

      What If Humans Never Began the Slaughter of Whales?

      Back in 1846, whaling was one of the most booming industries in the whole world. It was the fifth largest sector in the United States economy, raking in a cool $10...

      Science

      What if We Used Nuclear Energy as Our Only Fuel Source?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] Take a look at the two most popular energy sources around the world. Oil. Coal. Dirty. Scary. By some estimates...

      Humanity

      What If Everyone Stopped Drinking Coffee?

      Let’s face it. We’re hooked on the stuff. Most of us can’t even start our day without a nice cup of joe. According to the International Coffee Organization, over 1...

      MSN New, Earth

      Are Crows the Smartest Birds in the World?

      Caledonian crows like 007 show problem-solving skills well beyond what survival might demand. They fashion tools out of twigs and sticks to reach food. And they can be...

      MSN New

      Scientists Discovered a Mysterious Zombie Fungus That Mind Controls Insects

      What could be the most brutal way for an insect to die? Being struck out of the air by a predator? Snatched in a split second by a reptile’s tongue? Or something far...

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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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