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      Cosmos

      The First 10,000 Days of Populating Venus

      12 months ago
      Earth

      What If the Oceans Lose Oxygen?

      April 19, 2021
      Earth

      What If All Wildlife on Earth Was Wiped Out?

      June 3, 2021
      Survival, Science

      HTS Presents: The Most Radioactive Places on Earth

      November 7, 2022
      Humanity

      What If North Korea Tsunami-bombed America?

      April 30, 2021
      Science

      What If You Made an Actual Model of the Periodic Table?

      What if you took your school assignment to the next level and decided to collect physical samples of as many elements as possible?

      Earth

      What if Earth Had Rings Like Saturn?

      If Earth had rings like Saturn our sunsets would be an incredible spectacle. It isn't farfetched as the Earth did have rings a very long time ago, the result of a...

      MSN New

      The Whole World Wakes Up With No Memories. Here’s What Follows

      Imagine, it comes out of nowhere. A blinding flash, spanning the entire globe. It lasts only a few seconds, but when it’s over, everyone’s memories have been...

      MSN New

      What Would Be Found Beneath the Moon’s Surface?

      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...

      Science

      What If Everyone on Earth Lived in One City?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] 55% of the world’s population live in cities. By 2050, that’ll be two thirds of the world’s...

      MSN New, Cosmos

      Lies Elon Musk Has Told You About Mars

      Elon Musk says he wants to send one million people to Mars by the year 2050. The SpaceX CEO has become famous for making huge promises about colonizing the red planet...

      MSN New

      The Collapse of the Amazon Rainforest and What It Would Mean for Earth

      The Amazon rainforest is often described as one of the most important ecosystems on the planet, yet it is also one of the most threatened. Every year, large sections of...

      MSN New, Health

      What If You Ate Nothing but Chocolate for a Month?

      OK, if you’re like me, this is giving you some serious chocolate cravings. What if I told you that you could eat all the chocolate you want, for a whole month? The...

      HTS MSN

      What to Do If You’re Stranded Deep in the Forest

      Wandering off a hiking trail might start as an innocent way to explore nature, but now everything around you looks identical. The trees all blend together, the path has...

      Earth

      What If Everyone Farted at the Same Time?

      Everybody farts. And it’s no secret that they’re smelly, gross, and embaressing at times. But what if, instead of trying to hide our flatulence, we all just...

      MSN New

      What If You Floated Through the Largest Empty Space Ever Found?

      Space is famous for being unimaginably vast. Yet even among its endless distances, there are places that make the rest of the Universe seem crowded. One of those places...

      Health, MSN New

      What Happens If You Suddenly Stop Sweating?

      Whether you’re at the gym, at home with a broken air conditioner or having a bite of some spicy food, you could be sweating right now. Wouldn’t it be nice to leave that...

      Science

      What If Earth Stopped Its Orbit Around The Sun?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] Ready to have your mind blown? The Earth does not orbit the Sun… Technically speaking. Everything in space, Sun...

      Earth

      What If Earth Were Teleported to the Edge of the Universe?

        Let me take you on a wild ride to the very edges of our Universe. But it won’t be as simple as traveling through space. Because the edges that we’re talking...

      MSN New

      What Aging Backwards Would Actually Do to You

      Take a look at yourself. Are you a very old baby or a baby-like old person? Uh oh. Your biological clock is moving backward. What would your body look like at different...

      HTS MSN

      How to Train Your Brain to Overcome a Fear of Heights

      A fear of heights, known as acrophobia, is one of the most common fears people experience. For some, standing on a tall building, looking down from a bridge, or even...

      MSN New, Cosmos

      What Would Happen If You Detonated a Nuclear Bomb on Mars?

      Life on Mars would be nothing like life on Earth. The first settlers would probably spend most of their time inside sealed habitats protected from radiation and the...

      Humanity, MSN New

      What If We Created a New Global Trade Route Through the U.S. and Mexico?

      How about we rip the United States and Mexico apart from each other, geographically speaking? It would open up new trade routes that would make a ton of money for both...

      person holding clear glass glass
      Humanity

      What If You Could Predict The Future?

      What if I told you there was a way for you to know what lies ahead for you? Well, science could just have a way to predict your future. And it might become a reality...

      HTS MSN

      What’s the Deal With Sea Snake Island?

      When people imagine dangerous snakes, they usually picture dense jungles or scorching deserts. But some of the world’s most venomous snakes spend their entire...

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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

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