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      Science

      What If Planet X Was Real?

      October 26, 2018
      Humanity

      What If Everyone Over the Age of 18 Disappeared?

      June 22, 2019
      MSN New, Earth

      Prehistoric Earth Explained: What Life Was Really Like

      5 months ago
      Cosmos

      What If You Took a Ride on Halley’s Comet?

      August 4, 2022
      Body

      What If You Only Drank Coca-Cola?

      September 4, 2020
      MSN New

      What If You Were Sucked Into a Whirlpool?

      What a perfect day for kayaking out on the open sea. Wait a second, why is the water suddenly spinning? Is that a whirlpool? How do people actually get pulled into...

      HTS MSN

      Mauled By His Tiger: The Siegfried & Roy Tragedy

      The sound was described by witnesses as loud and chaotic, a sudden eruption that cut through what was meant to be a carefully controlled stage performance. On October...

      MSN New, Earth

      The Wind Just Stopped Everywhere on Earth, and Here’s What Begins to Fail

      From a bad hair day to a tragic natural disaster, wind can be extremely disruptive. Wind can be a formidable foe. But what if this powerful force just didn’t exist...

      HTS MSN

      Lost on Everest For Six Days, Sherpa Found Alive

      A Sherpa was missing for six days in Mount Everest’s death zone. He survived on discarded food left behind by previous climbers as he slowly crawled his way back to base...

      MSN New, Earth

      What Would Happen If the Ocean Actually Caught Fire?

      You thought forest fires were bad? Wait till you hear about ocean fires. Yes, that’s right. The sea bursting into a fiery hellscape. What if every ocean on Earth...

      Cosmos

      What If You Built a Tipler Cylinder?

      Are you ready for the trip of a lifetime? Because this not so little machine is about to take you on one. A trip back in time. What would you need for this time travel...

      Earth, Science

      What If The Earth Was Hollow?

      Our solid core has given us life as we know it. But what if Earth was hollow?

      MSN New, Earth

      6 Exploding Plants That Will Blow Your Mind

      Some plants have a real party trick. While most plants quietly grow, produce flowers, and spread their seeds, certain species have developed a much more dramatic way to...

      HTS MSN

      How to Escape a Dam Break Before the Water Reaches You

      You’re curled up at home, safe and dry, while it pours outside. It’s been an unusually rainy season and, unfortunately, the local dam wasn’t designed very well. In fact...

      Cosmos

      What If an Asteroid Were on a Collision Course to Hit Earth?

      Somewhere in the far reaches of space, a giant hunk of rock is hurtling our way, just biding its time before an extinction-level impact with Earth. Before you run into...

      Cosmos, Earth, MSN New

      6 Things You Need to Know If the Next Pandemic Came From Space?

      When you think of threats from outer space, you might picture deadly solar flares, planet destroying asteroids, or even a hostile alien invasion. But scientists warn...

      MSN New, Cosmos

      Jupiter Just Lost All Its Moons, and the Fallout Is Catastrophic

      What if Jupiter’s 79 moons weren’t gravitationally bound to Jupiter? What if they became rogue objects orbiting on their own paths around the Sun? Would they still be...

      MSN New, Cosmos

      You Only Need 5 Seconds to Discover How Unforgiving This World Really Is

      Mars has long captured the imagination as humanity’s potential next home. The red planet looks inviting from a distance, but the reality is far from hospitable. Even a...

      MSN New

      Top 10 Scariest Extinct Creatures That Roamed the Earth

      Long before humans built cities, paved roads, and established civilization, planet Earth was ruled by creatures straight out of a nightmare. From depths of prehistoric...

      MSN New, Cosmos

      Jupiter Trapped the Ingredients for Planets, and Earth Was Built From Them

      Everything you’ve ever stood on, every rock, every continent, every grain of sand, may have been manufactured in a single cosmic trap hiding behind the biggest...

      HTS MSN

      What to Do in the First 5 Minutes of a Bullet Wound

      Gun-related deaths and injuries occur around the world everyday. In the United States alone, there are more than 100 gun-related deaths daily. And 200 more people are...

      Earth

      What If We Terraformed the Sahara Desert?

      Imagine a dry desert with endless sand dunes transforming into a lush, green tropical paradise before your eyes. This is the ambitious vision of terraforming the Sahara...

      Humanity

      What If We Vaccinated All Animals for Covid-19?

      The immunization battle against COVID-19 continues. This time, your pet’s life is at stake. Any animal’s life, for that matter. And even your life could be...

      Cosmos

      What If a Dark Hydrogen Iceberg Fell to Earth?

      A mysterious interstellar object is on a collision course with Earth. And scientists don’t know what it is. What could this new astrophysical object be? Where did it...

      HTS MSN

      You Crawl, You Bleed, You Freeze, and Nobody Lets You Stop

      You are exhausted. Your clothes are soaked, your skin is covered in sand, and your entire body is shaking from the cold. Every step feels impossible. Your hands and feet...

      Previous 1 … 14 15 16 17 18 … 122 Next

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      Popular What Ifs

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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 Earth’s Atmosphere Was Pure Oxygen?

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