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      What If Show
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      Humanity

      What If We Knew the Time We Go Extinct?

      October 6, 2019
      Body

      What Exactly Happens If You Get Hospitalized With COVID-19?

      May 9, 2020
      Cosmos

      What If a New Planet Formed in the Solar System?

      July 19, 2020
      Earth

      What If Jupiter Swallowed Earth?

      June 24, 2020
      Earth

      What If We Nuked an Active Volcano?

      March 11, 2020
      Cosmos

      7 Things That Would Happen If You Visited the Planet With Hot Ice

      Imagine landing on a planet where the surface looks frozen but burns hotter than your oven. Welcome to Gliese 436b, one of the strangest known planets in the universe...

      Uncategorized

      6 Things That Would Happen If You Spent Just 5 Seconds on Mercury

      Mercury is the smallest and closest planet to the Sun, and it may also be the most extreme. With scorching daytime heat, freezing nights, and no real atmosphere...

      Earth, Humanity

      7 Things That Would Happen If We Became a Type VI Civilization

      From mastering the energy of planets to reshaping entire universes, the path to a Type VI civilization stretches the limits of human imagination. But what would that...

      Body

      50 Years With Braces: What Happens When You Never Take Them Off

      Braces are meant to be temporary. They are designed to gently realign your teeth over the course of one to three years before being removed. But what if you chose to...

      Cosmos

      8 Reasons Why a Future World War Could Be Fought in Space

      With Earth’s geopolitical tensions on the rise, the possibility of a global conflict is becoming more than just a distant threat. But in the modern era, a future world...

      Cosmos

      What If All Nukes Exploded in Space?

      Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...

      Humanity

      12 Catastrophic Events That Could Wipe Out Humanity

      Throughout history, humanity has faced existential threats like giant asteroids and invisible viruses. Despite the danger, we always bounce back. But how much longer can...

      Body

      7 Unsettling Ways Technology Could Change the Human Body

      What will humans look like a thousand years from now? A group of medical researchers has created a model named “Mindy” to explore exactly that. Based on current...

      Cosmos

      8 Stunning Ways Solar Eclipses Look Across the Solar System

      A total solar eclipse is one of the most breathtaking spectacles in the universe. While we experience them on Earth roughly every year and a half, these events happen in...

      Cosmos, Body

      8 Ways Your Body Would Change on Other Planets

      If humans began living permanently on other planets, future generations would not look or function like us. Each planet’s unique gravity, atmosphere, temperature, and...

      Earth

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

      Oxygen makes up only about 21 percent of the air we breathe, but it plays a much bigger role in holding life together and keeping our world intact. Imagine if, just for...

      Humanity, Technology

      8 Reasons Why an AI Takeover Could Be Closer Than You Think

      Artificial intelligence is no longer just a concept from science fiction. Today’s AI systems are rapidly advancing, with some already matching the intelligence of famous...

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      Body

      What If a COVID Vaccine Were Available Tomorrow?

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      Cosmos

      What If You Survived the End of the Solar System?

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      Cosmos

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      Underknown

      Making science accessible on social media since 2017. Find out more

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      About

      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 Were Attacked by a Swarm of Cicadas?

      6 Things That Would Happen If You Visited a Type III Civilization

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