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      Earth

      What If We Nuked an Active Volcano?

      March 11, 2020
      Cosmos

      What If a New Planet Formed in the Solar System?

      July 19, 2020
      Earth

      What If Jupiter Swallowed Earth?

      June 24, 2020
      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
      MSN New, Cosmos

      No Warning and Nowhere to Hide: This Is How Vacuum Decay Could Destroy the Universe

      Picture a change beginning somewhere far beyond our reach, spreading through space before anyone could even know it had started. Nothing would announce its arrival...

      HTS MSN

      She Swam Too Close to a Portuguese Man O’ War, Then the Venom Took Over

      This beautiful, majestic creature could kill you in a matter of minutes. But you didn’t know that, so you decided to touch it. Now, that excruciating pain you feel...

      MSN New, Humanity

      Human Cells Inside Animal Embryos: Welcome to the Future of Organ Transplants

      For decades, the idea of growing human tissue inside another species sounded like something that belonged in a science fiction movie. Today, laboratories are exploring a...

      MSN New, Earth

      Ready to Deploy and Capable of Devastation: These Are the Deadliest Weapons in the World

      Today, we’re going to explore the five deadliest weapons that are ready to be deployed right now. And, if you thought the deadliest belonged to the U.S. Army...

      MSN New, Cosmos

      3,000 Kilometers Deep and Gravity Disappears: Welcome to the Moon’s Center

      The Moon’s surface is covered in ancient scars, from asteroid impacts to long-extinct volcanic activity. From a distance it looks quiet and empty, but beneath that dusty...

      MSN New, Cosmos

      Bigger Than the Moon and Beautiful in the Sky, Until the Tides Begin

      If our Moon suddenly vanished, Earth would already face dramatic consequences. But replacing it with entire alien worlds would take things to an entirely different level...

      HTS MSN

      A Tick Bite Left Her Fighting for Her Life, and She Almost Missed the Warning Signs

      You’re hiking in the woods. Suddenly, you feel something extremely itchy. You scratch it, and find a rash like a red bull’s eye on your body. Looking closely, you see a...

      MSN New, Cosmos

      Alien Microbes Could Reach Earth, and They Would Find No Natural Predators

      When people think about space threats, they usually imagine asteroid impacts, solar storms, or distant supernova explosions. But some scientists warn that the most...

      MSN New, Earth

      The Titanosaur Survived, and Humans Would Have to Live Alongside a 100 Ton Giant

      As the largest animal to roam the Earth, you’d think such an impressive presence would be almost invincible. How did this titan of a creature finally meet its...

      MSN New, Body

      You Ate Caviar for Every Meal, and the Sodium Could Eventually Kill You

      Caviar. Whether you’re a foodie or not, chances are you have some opinions on this food. For some people, the thought of eating fish eggs even once is gross enough...

      HTS MSN

      A Dictator Just Took Control of Your Country, and You Need to Know What Comes Next

      Most of us live in countries with a democratic government. We rely on it to run the country, and make the right decisions. But what if the government changed? And the...

      MSN New, Earth

      Dinosaurs Weren’t What We Thought, and the Fossils Prove It

      When you think of dinosaurs, images of giant, scaly reptiles like the Tyrannosaurus Rex probably come to mind. Movies, textbooks, and popular culture have shaped our...

      Previous 1 … 19 20 21 22 23 … 263 Next

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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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