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      Galaxy
      Cosmos

      What If We Detected a Signal from Outer Space?

      April 12, 2020
      Humanity

      What If Everyone Over the Age of 18 Disappeared?

      June 22, 2019
      Cosmos

      What If a Meteorite Crashed Into Your Home?

      March 7, 2022
      Earth

      What If Tardigrades Were the Size of Humans?

      December 5, 2020
      Cosmos, Body

      8 Ways Your Body Would Change on Other Planets

      July 12, 2025
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      HTS MSN

      She Was Warned Not to Swim There, Hours Later a Crocodile Pulled Her Under

      In 1987, 24 year old American Ginger Meadows was visiting Cascade Falls in Australia, expecting to enjoy the beautiful scenery and warm weather. What she did not expect...

      MSN New, Earth

      A Trillion Trees Are Planted, and Earth Could Look Completely Different

      Imagine landscapes across the world suddenly filled with people planting trees. Fields, hills, damaged forests, and abandoned land would become part of the largest...

      HTS MSN

      The 23 Sailors Who Survived the Kursk Explosion, Only to Face Another Nightmare

      On August 12, 2000, the Russian submarine Kursk was taking part in a major naval exercise in the Barents Sea when disaster struck. Two explosions tore through the...

      Humanity

      What If We Settled on the Moon?

      Imagine living on the Moon. You’d have the best view of Earth, enjoy bouncing around in zero gravity and living your life as an astronaut explorer. Ah...

      MSN New, Earth

      The Dinosaurs Were Already Dangerous, Millions More Years Could Have Changed Everything

      When you look back through the evolutionary history of life on Earth, it’s important to remember it’s always been a game of survival. And only the fittest...

      Earth, MSN New

      6 Ways a Solar Storm Could Black Out Life on Earth

      Imagine the Sun releasing a burst of energy so powerful it could knock out power grids, stop airplanes mid flight, and push our world back into the dark ages. This is...

      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...

      HTS MSN

      What Happens When a Tree Falls on Your House and How to Survive

      What was that? Why is there a hole in my roof? And why am I covered in branches? They’re beautiful. They provide oxygen, and trees remove some harmful gases. But...

      MSN New, Earth

      What Actually Happened During the Salem Witch Trials?

      A knock comes at your door in the middle of the night. Your neighbors are gathered outside. Someone points a finger and makes an accusation that will change your life...

      Cosmos

      What If Earth Orbited the Sun at the Speed of Light?

      Every year, our planet makes one full trip around the Sun. And while that means we’re already moving at breakneck speeds, we’re about to ramp that speed up. Like, way up...

      HTS MSN

      A 7-Year-Old Girl Just Wanted to Help, Then the Dog Suddenly Attacked

      While on your usual walk you come across a dog coming towards you. The dog is scowling and its body is becoming taut. When it shows its teeth and flattens its ears, you...

      Humanity

      What If the U.S. President Dies Before the Election?

      President Donald Trump has tested positive for COVID-19. Trump is 74 years old, and not to mention overweight. Advanced age and obesity are two factors that put someone...

      Earth

      What If Titanosaurs Never Went Extinct?

      The Titanosaur is no longer. As the largest animal to roam the Earth, you’d think such an impressive presence would be almost invincible. How did this titan of a...

      MSN New, Cosmos

      SpaceX Hit the Moon, But What Would Happen If We Nuked It?

      When a piece of space debris connected to a SpaceX mission crashed into the Moon, it created a wave of curiosity around what happens when humans leave their mark on the...

      Earth

      6 Things That Would Happen If an Asteroid Hit Earth in 2024

      It might sound like a scene from a science fiction movie, but the threat of an asteroid hitting Earth is more realistic than you might expect. One asteroid in...

      HTS MSN

      The Cutest Predator in Antarctica Is Also the Deadliest

      What do you get when you mix the cuteness of a seal with the fierceness of a leopard? You get this adorable but dangerous predator. So the next time you go to...

      Humanity, MSN New

      What If the U.S. Actually Invaded Iran?

      First of all, look at the map. Iran isn’t a country, it’s a fortress. Three times the landmass of Iraq. Four times the population. And mountains that...

      MSN New

      Here’s What an Alien Parasite Would Do to a Human Host

      What do you get when you take an alien parasite and smush it together with a human being? Would you get to become a supercharged, head-eating anti-hero like Venom? Or...

      Earth

      What If We Lost Gravity for 5 Seconds?

      Scroll down to watch our video. Unless you’re an astronaut, you probably don’t spend a lot of time thinking about gravity. We all take gravity for granted...

      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...

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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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