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      What If Show
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      Earth

      What If Russia Launched a Nuke?

      April 5, 2022
      Cosmos

      What If You Traveled Through a Black Hole?

      December 2, 2022
      Body

      What If Your Stomach Acid Disappeared?

      March 22, 2021
      Humanity

      What If You Were the Last Human on Earth?

      November 15, 2019
      Earth

      What If it Rained Every Day for a Year?

      April 14, 2021
      MSN New, Earth

      Would You Survive Being Trapped in a Grocery Store Forever?

      Under extreme circumstances, humans can often pull together to overcome great odds. But when confined in a tight space with each other, well, we may not be at our finest...

      MSN New, Humanity

      Evolving 1,000 Years Overnight Would Make You Near-Immortal, but Turn Everyone Into Clones

      Skip a thousand years of evolution overnight and you would wake up with a life expectancy of around 150 years. Nanobots monitoring your organs, engineered genes with...

      MSN New, Earth

      The Disturbing Secret Behind Your Cat

      Cats are known for being independent, mysterious, and sometimes a little strange. They can ignore their owners for hours, knock objects off tables for no reason, and act...

      MSN New, Earth

      Earth Could Be as Large as Jupiter, and Life Here Would Be Almost Unrecognizable

      Ever imagined Earth swelling into a genuine giant among the planets, not modestly larger but scaled all the way up to Jupiter itself? Picture oceans, continents, and...

      MSN New, Humanity

      What If Animals Were Suddenly as Intelligent as We Are?

      What if we weren’t the dominant species on this planet? What if we had to compete with every other species on Earth? We are outnumbered. We are surrounded. And our...

      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...

      MSN New, Humanity

      10 Bizarre Addictions You Have Never Heard Of

      Many people associate addiction with things like alcohol, caffeine, or video games. These are the habits most of us understand because they are common and widely...

      MSN New

      Could Jurassic Park Happen In Real Life?

      For decades, Jurassic Park has captured the imagination of audiences around the world. The idea of bringing dinosaurs back from extinction and filling entire parks with...

      MSN New, Science

      What If We Stopped Burning Fossil Fuels RIght Now?

      Would this make our lives so much more inconvenient? What would happen to our climate? Would it help us beat global warming? Facts About Fossil Fuels: Fossil Fuels are...

      Technology

      What If You Could Trap a Ghost Like a Ghostbuster?

      You’re in the Ghostbusters universe. With a quick stomp, demons are as good as gone. So how would life change if you could bust ghosts in real life? Would you need...

      MSN New, Earth

      If Earth’s Atmosphere Vanished, Here’s How Long You’d Last

      The air around you is so ordinary that you rarely think about it. Yet every breath, every sound you hear, every cloud in the sky, and every drop of liquid water depends...

      MSN New, Earth

      Scientists Reveal the 10 Germiest Public Places You Visit Almost Every Day

      We encounter millions of microbes every day without even realizing it. Most are harmless, but some can spread illness through the surfaces we touch the most. From places...

      MSN New, Earth

      What If the Sun Went Out for 24 Hours?

      The Sun generates its energy through a process called nuclear fusion. In its core, hydrogen atoms fuse together under the forces of extreme pressure and heat to form...

      MSN New, Humanity

      You Reached Space on a Jetpack, but There Was One Huge Problem

      Jetpacks have come a long way from the clunky machines once seen in science fiction. One day, they might even become practical enough for short trips. But imagine taking...

      HTS MSN

      Trapped in a Swarm of 50,000 Bees? Do This

      You are hiking through a quiet forest when you suddenly hear a strange buzzing sound. At first, it seems harmless. But within seconds, the noise becomes louder and...

      Science

      What If All Humans Suddenly Disappeared From The Earth?

      What if human history ended today?

      Cosmos

      What If All the Planets Doubled in Size?

      Some of the planets in our Solar System are gigantic. But what if they got even bigger? Let’s go up the planetary size chart and see what kind of chaos doubling the size...

      HTS MSN

      Everything Movies Taught You About Quicksand Is Wrong

      Picture this, you’re having a nice, relaxing walk on a private beach without a care in the world. All of a sudden, your foot drops into a deep and mucky puddle...

      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...

      MSN New, Earth

      A Giant Weighing 5.44 Tons Could Return After 10,000 Years, and Nobody Knows What Happens Next

      These shaggy haired herbivores are cousins to the modern day Asian elephant. Weighing in at 5.44 metric tons and around 3 to 4 meters (11 to 13 feet) tall, they were...

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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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