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      What If Show
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      Cosmos

      What If a New Planet Formed in the Solar System?

      July 19, 2020
      Earth

      What If We Nuked an Active Volcano?

      March 11, 2020
      Body

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

      May 9, 2020
      Humanity

      What If We Knew the Time We Go Extinct?

      October 6, 2019
      Earth

      What If Jupiter Swallowed Earth?

      June 24, 2020
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      MSN New, Earth

      The Largest Snake That Ever Lived Just Returned, and Here’s the Danger

      More than 55 million years ago, a giant predator ruled the swamps of ancient South America. Titanoboa was the largest snake ever discovered, reaching lengths of around...

      MSN New, Cosmos

      If You Were Left Alone on the Space Station, Here’s How Long You’d Last

      Imagine waking up aboard the International Space Station only to discover that you are completely alone. Every communication attempt with Earth fails, and there is no...

      MSN New, Humanity

      What It Would Really Feel Like to Be Trapped in an Endless Time Loop

      Monday. Tuesday. Wednesday. Wednesday. Wednesday. Again? Wednesday. I feel like we’ve done this before. Wednesday. Does anybody else notice this? Wednesday. How do...

      MSN New, Cosmos

      Scientists Say a White Hole and Black Hole Collision Would Break Physics

      Black holes are one of the most devastating objects in space, sucking up everything around them. But there’s another space phenomenon that’s just as...

      MSN New, Earth

      Scientists Say Ancient Life on Earth May Have Already Escaped Into Space

      In 7.5 billion years, the Sun will expand and engulf our planet, destroying all life as we know it. Of course, a mass extinction on Earth could happen much sooner than...

      MSN New, Cosmos

      If the Sun Collided With a Black Hole, Here’s How Long Earth Would Last

      A black hole is on a collision course with our Sun. And there’s nothing left for you to do except sit back and watch the destruction of our entire Solar System. How...

      MSN New, Earth

      Another Planet Just Slammed Into Earth, and Here’s What’s Left

      About 50 billion rogue planets are roaming the Milky Way with no host star to hold on to, some of them three times bigger than the Earth. They don’t give off any...

      MSN New, Earth

      A Gravitational Wave Just Struck Earth, and Here’s What It Did

      1.3 billion years ago, two orbiting massive black holes, circling each other at 250 times a second, collided in a violent, universe-rippling explosion that sent waves of...

      HTS MSN

      Landing on Venus Would Kill You in Minutes Unless You Do This

      Have you ever dreamed of becoming an astronaut? Well now’s your chance. You’ve been selected as one of the first members of a new human settlement. But you’d...

      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, Earth

      The Insane Scale of the Ocean Explained

      The ocean is so enormous that it is difficult to truly understand its scale. Covering more than 71% of Earth’s surface, it contains the vast majority of all the...

      HTS MSN

      The 5 Most Common Accidental Deaths, and This Is How to Avoid Them

      While we don’t want to alarm you, most accidental deaths can occur right in your home. Poisoning, falls, choking, drowning, fires and burns top the list of the most...

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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 All Nukes Exploded in Space?

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