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      Earth

      6 Surprising Things You Would Discover If You Traveled to the Cambrian Period

      August 5, 2025
      Cosmos

      Is Pluto a Real Planet?

      September 9, 2025
      Cosmos

      What If All the Planets of the Solar System Were in the Habitable Zone?

      January 18, 2022
      Cosmos

      What If the Universe Isn’t Uniform?

      June 13, 2020
      Cosmos

      What If a Black Hole Entered Our Solar System?

      December 11, 2018
      HTS MSN

      He Stepped Inside the Robot’s Safety Fence, and Seconds Later It Pinned Him to a Machine

      Industrial robots are intended to make factories work more quickly and efficiently, but they can also become extremely hazardous if anything goes wrong. At present...

      HTS MSN

      Gyorgy Dozsa Led Thousands Into Battle, and His Captors Prepared a Horrific Execution

      Gyorgy Dozsa was a soldier who became the leader of a massive peasant uprising in Hungary during the early 1500s. He had earned a reputation for bravery during wars...

      What Waits Beyond the Clouds Is 475°C Heat and 90 Times Earth’s Pressure
      MSN New, Cosmos

      What Waits Beyond the Clouds Is 475°C Heat and 90 Times Earth’s Pressure

      Venus, the second planet from the Sun, is often referred to as Earth’s twin due to its similar size and gravity. However, its surface conditions are extreme...

      MSN New

      NASA’s Perseverance Rover Found Complex Carbon Molecules in a Dried-up Martian River

      NASA’s Perseverance rover has found complex carbon based molecules in ancient dried up river deposits on Mars, adding to growing evidence that the planet once had the...

      Earth

      What If We Cooled the Earth with Solar Power?

      Why do solar panels look so different these days? And why have we started installing them on top of mountains, using them to pave our roads, and putting them in the...

      MSN New

      The World’s Longest Living Animals

      While humans celebrate reaching a century of life some creatures are just getting started. From deep ocean depths to remote islands nature has engineered incredible...

      Time Square submerged
      Earth

      This is What Our Cities Look Like in a World Without Ice

      What if climate change was taken to the absolute extreme and the entire planet’s ice melted?

      MSN New, Humanity

      1,000 Eyes at Once… This Is the World Through the Eyes of a Fly

      Right now, you are seeing the world through two lenses. Two. A fly is watching you through thousands. So let us run the experiment. Tonight you fall asleep as a normal...

      Humanity, MSN, MSN New

      What If the U.S. Invaded Canada in 2027?

      It begins with a single speech. Newly inaugurated for a second term, Donald Trump steps in front of cameras at the White House and announces sweeping economic measures:...

      MSN New, Earth

      Born Before the Telephone, This Whale Could Still Be Alive Today

      When it comes to extreme lifespans in the animal kingdom, the bowhead whale stands in a league of its own. Deep in the freezing Arctic waters, this enormous marine...

      MSN New, Humanity

      What If Humanity’s First Contact With Aliens Became Our Last?

      Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets in the Milky Way alone, don’t you...

      Science

      What If We Built an Artificial Planet?

        What if, someday, we decided that the usefulness of our planet had run its course, and humans needed to scour space to find somewhere new to live? But instead of...

      MSN New, Earth

      What If Terror Crocs Were Still Alive?

      When people imagine the age of dinosaurs, they usually picture massive predators like Tyrannosaurus rex ruling the prehistoric world. But hidden beneath the murky waters...

      Earth

      What If Earth’s Atmosphere Became Super-heated to 1,000 Degrees for 5 Seconds?

      Have you ever felt like it was so hot out that you could cook an egg on the road? Or do you enjoy incredibly spicy foods for the thrill of it? Well, imagine living in an...

      MSN New, Earth

      The Pipes Explode Underground First, Then the Streets Fill With What You Sent Away

      Somewhere under the street you live on, there is a pipe. And in this scenario, it is about to burst. The plan is simple and completely insane. Everyone on Earth flushes...

      Technology

      What If You Could Upload Your Brain?

      Maybe it was a little sad to say goodbye to your physical body, but, at least you still have your consciousness, your mind, and your memories stored safely in the cloud...

      HTS MSN

      How to Make It Out Alive When a Hot Air Balloon Starts to Fall

      Hot air balloons have fascinated people for centuries. The first successful manned hot air balloon flight took place in France in 1783, when the Montgolfier brothers...

      MSN New, Earth

      The Mariana Trench Hides a World Beneath the Seafloor

      Deep in the western Pacific Ocean lies one of the most extreme environments on Earth. The Mariana Trench is not a place designed for human exploration in any comfortable...

      MSN New

      What if You Died and Consciousness Continued in an Unexpected Way?

      Your time has come! You’ve kicked the bucket, cashed in your chips, you’re pushing up the daisies. In other words, you’ve died. Sorry about your loss. Luckily for...

      MSN New, Earth

      Historians Discovered Why So Many Egyptian Statues Are Missing Their Noses

      For thousands of years, the statues of ancient Egypt have fascinated people around the world. Their lifelike faces, towering size, and remarkable craftsmanship have...

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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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