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      Science

      What Would It Take to Terraform the Moon?

      May 16, 2018
      Earth, MSN New

      8 Minutes Without Oxygen?

      6 months ago
      Body

      What If You Fell Into a Pool of Stingrays?

      June 14, 2020
      Humanity

      What If You Had to Live Through 2020 All Over Again?

      January 5, 2021
      Science

      What If Teleportation Was Possible?

      December 27, 2018
      Cosmos, Earth, MSN New

      What If All Nuclear Weapons Exploded in Space?

      Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...

      Cosmos

      7 Things That Would Happen If You Visited the Planet With Hot Ice

      Imagine landing on a planet where the surface looks frozen but burns hotter than your oven. Welcome to Gliese 436b, one of the strangest known planets in the universe...

      Cosmos

      What If Jupiter and Mars Switched Orbits?

      The delicate balance of the entire Solar System exists in a gravitational dance between planets. Swap the orbits of two of them and you could end up wreaking all kinds...

      Cosmos, MSN New

      The Entire Evolution of our Sun

      In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, paradoxically, the same star that could destroy life...

      Science

      What If Earth’s Axis Was Tilted by 90 Degrees?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] The Earth sits comfortably in its orbit tilted on its axis at 23 degrees. Knock the planet over – and it...

      Earth, MSN New

      What If Earth Encountered a Black Hole Moving at Light Speed?

      A small but incredibly fast unwanted guest is about to swing past Earth at the speed of light. Yeah, this is the tiniest black hole in the Universe. But despite its...

      Cosmos

      What If We Discovered Alien Life on Mars?

      Just north of the Martian equator lies a 45 km (28 mi) wide impact crater that scientists believe may have been the site of an ancient lake. Here at Jezero Crater...

      Technology

      What If We Had Nuclear-Powered Rockets?

      By the year 2035, NASA plans to send humans to Mars. But it would be about a nine-month trip with our current rocket technology. However, in the not-so-distant future...

      MSN New, Earth

      What If a Tornado Hit a Supervolcano Like Yellowstone?

      Imagine a tornado spinning over an erupting supervolcano. The result would be catastrophic beyond comprehension. While such a collision is incredibly unlikely, exploring...

      Earth

      What If All Life on Earth Lived in the Oceans?

      Right now, only 15% of life on Earth lives in Oceans. Today, we’re gonna crank that up a notch. You, as well as all life on Earth, are moving underwater. Would we have...

      MSN New, Earth

      5 of the Most Dangerous Hikes in the World

      Mount Hua, China This hike leads to the South Peak of Huashan, one of the Five Great Mountains of China. Its summit stands at about 2,155 m (7,100 ft), and the infamous...

      Earth, MSN New

      Imagine If Styxosaurus Was Alive?

      Technically speaking, this marine reptile wasn’t a dinosaur, although it sure swam the Earth alongside many of them. Styxosaurus lived 70 to 85 million years ago, in the...

      Cosmos

      What If You Climbed the Highest Mountain in the Solar System?

      Climbing the world’s tallest mountains is a daring adventure. But you’re about to make an epic extraterrestrial trek on the biggest mountain in the entire Solar...

      Earth

      What If Earth’s Magnetic Field Disappeared?

      Scroll down for the quiz! There is an invisible force protecting us, keeping our atmosphere in place. Without it, life on Earth would be over very quickly. I’ll...

      Humanity

      What If Humans Suddenly Became as Big As Dinosaurs?

      Could humans suddenly growing to the size of dinosaurs be as catastrophic as the asteroid that wiped out the prehistoric giants? Would it even be a world ending event...

      Earth, MSN New

      Terrifying Creatures and Survival Secrets of Prehistoric Australia

      Prehistoric Australia was not the sunny, laid back continent we know today. Between 126,000 and 12,000 years ago, during the late Pleistocene era, humans shared the land...

      Cosmos, Earth, MSN New

      What If Every Nuke Detonated in Space?

      Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...

      Cosmos, MSN New

      What If Mars Became Elon Musk’s Personal Planet?

      Elon Musk has just claimed Mars as his own personal planet. Building his own human colony on the Red Planet, independent of Earth and with it’s own set of laws...

      Humanity, MSN New

      What Would Happen If Putin Suddenly Died?

      A former KGB agent, Vladimir Putin, likes to project what he considers to be a masculine image. Reports state his obsession with returning Russia to the former glory...

      Cosmos

      What If the Planets Were Knocked off Course?

      Our Solar System is plunging into chaos. Better hang on tight. The planets are getting knocked out of orbit. What could kickstart this epic chain of events? How would...

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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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