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      Earth

      What If Carbon Disappeared for 5 Seconds?

      October 20, 2021
      Cosmos

      What If the Largest Asteroid Hit Earth?

      March 31, 2022
      Body

      What If Everyone Wore Medical Face Masks?

      April 9, 2020
      Humanity

      What Humans Might Look Like If Evolution Sent Us Back Underwater

      9 months ago
      Science

      What If We Had Thermal Vision?

      February 3, 2019
      Cosmos

      What If We Went on a Search for Alien Life?

      We might not be alone in the Universe. Scientists from all over the world have their eyes and ears wide open trying to detect signals of life beyond our planet. But...

      Humanity, MSN New

      What If Europe Faced an Invasion Led by Trump and Putin?

      This war didn’t come out of nowhere. The signs were hiding in plain sight. Trump slams Europe with devastating tariffs, crippling economies across the continent...

      Earth

      What If Earth Was Shaped Like a Pizza?

      Forget the idea of a flat Earth and imagine instead an Earth shaped like a giant slice of pizza. At first glance, it might seem amusing and even delicious to picture...

      Cosmos

      What If A Rogue Planet Entered Our Solar System?

      Unlike Earth, which is orbiting the Sun, there are billions of rogue planets roaming the Milky Way not bound to any host star. One of them has been spotted on the edge...

      Earth

      What If We Powered the Planet With Seawater?

      Seawater is salty, undrinkable, and a potential source of planet-saving fuel. Hold up. Fuel? Yes, that’s right. We have the technology to convert seawater into liquid...

      Science

      What If You Could Swim in Titan’s Lakes?

      [dx_custom_adunit mobile_id=”RTK_v1lP”] What if…. you could swim in Titan’s lakes? Saturn’s largest moon, Titan, is unique. It has its own...

      HTS MSN

      Surviving the World’s Most Toxic Desert

      Hot sizzling salt beneath your feet. Sulfuric acid fumes burn your lungs with every breath you take. And if you don’t watch your step, you could fall on molten hot...

      Cosmos, Earth

      8 Space Lies You Were Told About Space

      From blockbuster movies to simplified lessons in school, many of us have been taught ideas about space that are not entirely true. Some of these myths are harmless...

      Earth, MSN, MSN New

      What If Scientists Could Control Hurricanes?

      Every year, hurricanes batter the North Atlantic and affect millions of people. The damage can be catastrophic, and these storms are getting worse. But what if we had a...

      Cosmos, MSN New

      What If Mars Is Already Home to Alien Life?

      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...

      Earth

      What If a Magnitude 20 Earthquake Hits?

      Would you sleep in this earthquake-proof bed? It senses when an earthquake is happening and drops you into a safe metal chamber. Yes, we know how ridiculous this looks...

      MSN New, Technology

      What If Your Car Could Never Break?

      Instead of falling apart after a single crash, now we all have cars that are completely indestructible. Would there be fewer fatalities caused by car accidents? What...

      Earth, MSN New

      6 Catastrophic Effects If Earth Had Venus’s Atmosphere

      Imagine waking up on a version of Earth where the sky glows yellow, the air scorches your lungs, and the ground melts your shoes. That is what life would look like if...

      Earth

      What If We Turned Earth Into a Spaceship?

      Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just want to take the entire planet on a joy ride...

      Humanity, MSN New

      What If U.S., Russia, and China United to Control the World

      Together, the U.S., Russia, and China control nearly half of the world’s military power, dominate the global economy, and influence the most powerful international...

      Earth, MSN New

      Imagine If the Kraken Was Real

      “Below the thunders of the upper deep, Far, far beneath in the abysmal sea, his ancient, dreamless, uninvaded sleep The Kraken sleepeth” That’s right. It’s...

      Humanity

      What If You Were Locked Up in the Most Dangerous Prison?

      The jury found you guilty. The judge sentenced you to one of the most dangerous prisons on Earth. And if you’re not careful, you could spend the rest of your life...

      Cosmos

      What If Earth Was the Center of the Solar System?

      Contrary to what some people think, the Earth isn’t the center of the Universe. But what if it was? What if those medieval astronomers were right, and everything...

      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...

      Cosmos

      What If We Could Create a New Planet?

      Welcome to the Solar System construction zone. Today you’ll be using our cosmic sandbox to build a brand new planet. What would you need to create a rocky planet like...

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      Popular What Ifs

      Cosmos, MSN

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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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